依赖倒置(Dependency Injection)

将原本的依赖于具体实现的状况转换成依赖于抽象。

或者说高层次的模块不应该依靠低层次模块实现,而是依靠低层次模块的抽象。

好莱坞原则:“Don’t call me; I’ll call you.”

Inversion of Control Containers and the Dependency Injection pattern》 by Martin Fowler

Comments

  1. Aw, this was a very nice post. In concept I want to put in writing like this additionally ?taking time and actual effort to make a very good article?but what can I say?I procrastinate alot and in no way seem to get something done.

  2. An attention-grabbing dialogue is price comment. I think that you must write extra on this subject, it may not be a taboo subject however usually people are not enough to talk on such topics. To the next. Cheers

  3. I抎 must test with you here. Which isn’t something I usually do! I take pleasure in reading a put up that will make individuals think. Additionally, thanks for permitting me to remark!

  4. After study a couple of of the blog posts in your website now, and I truly like your means of blogging. I bookmarked it to my bookmark web site record and will probably be checking again soon. Pls try my web site as nicely and let me know what you think.

  5. Oh my goodness! a tremendous article dude. Thank you Nevertheless I am experiencing concern with ur rss . Don抰 know why Unable to subscribe to it. Is there anybody getting equivalent rss problem? Anybody who knows kindly respond. Thnkx

  6. Aw, this was a very nice post. In concept I would like to put in writing like this moreover ?taking time and actual effort to make a very good article?but what can I say?I procrastinate alot and on no account appear to get one thing done.

  7. There are certainly numerous details like that to take into consideration. That could be a nice point to carry up. I offer the ideas above as basic inspiration but clearly there are questions just like the one you convey up the place an important factor will probably be working in honest good faith. I don?t know if best practices have emerged around things like that, however I am positive that your job is clearly identified as a good game. Both girls and boys feel the affect of just a second抯 pleasure, for the remainder of their lives.

  8. I抎 should verify with you here. Which isn’t something I normally do! I get pleasure from reading a publish that can make individuals think. Also, thanks for permitting me to remark!

  9. Thank you a lot for providing individuals with an extremely memorable chance to discover important secrets from here. It is often so enjoyable and full of a lot of fun for me and my office colleagues to search your site minimum three times every week to find out the fresh tips you have. Of course, I’m just certainly pleased for the striking concepts you give. Some two ideas in this article are really the very best we have ever had.

  10. I must express appreciation to the writer for rescuing me from this particular crisis. Because of surfing around throughout the the web and coming across basics which are not powerful, I was thinking my entire life was well over. Existing devoid of the answers to the difficulties you have solved by means of your guide is a serious case, as well as ones which might have in a wrong way affected my career if I hadn’t discovered your website. That know-how and kindness in dealing with a lot of things was very useful. I am not sure what I would’ve done if I hadn’t discovered such a step like this. I am able to at this point look ahead to my future. Thanks a lot very much for this specialized and amazing help. I won’t hesitate to endorse your blog post to any person who needs and wants guide about this matter.

  11. I must show some thanks to the writer just for rescuing me from this particular difficulty. After exploring through the search engines and meeting proposals which are not pleasant, I was thinking my life was gone. Being alive minus the strategies to the problems you have fixed by means of your blog post is a crucial case, as well as the kind which might have adversely affected my career if I hadn’t come across the blog. Your good natural talent and kindness in handling every aspect was helpful. I’m not sure what I would have done if I had not discovered such a step like this. I’m able to at this moment look forward to my future. Thank you very much for this reliable and amazing guide. I will not hesitate to recommend the blog to any person who needs and wants recommendations on this area.

  12. I wish to express appreciation to this writer just for bailing me out of this type of difficulty. Because of browsing through the online world and meeting tips which are not pleasant, I was thinking my entire life was well over. Living without the approaches to the problems you’ve solved by means of your main article content is a serious case, and the ones that might have in a negative way affected my career if I hadn’t come across your blog. Your main talents and kindness in playing with almost everything was tremendous. I don’t know what I would’ve done if I hadn’t discovered such a subject like this. I can at this moment look forward to my future. Thanks a lot so much for the expert and result oriented help. I will not hesitate to endorse your web site to anybody who should get guide about this area.

  13. I am glad for commenting to make you be aware of what a superb experience my friend’s princess gained visiting yuor web blog. She discovered a good number of pieces, which included how it is like to possess a very effective teaching mood to get folks effortlessly fully grasp certain advanced things. You really surpassed my expectations. I appreciate you for producing these powerful, safe, educational and even easy guidance on your topic to Ethel.

  14. I intended to send you one little bit of note in order to thank you very much once again considering the gorgeous solutions you’ve shown on this page. This has been certainly generous of people like you in giving freely what many individuals would have sold as an electronic book to help with making some money for themselves, certainly given that you might well have tried it if you desired. Those thoughts also worked as the great way to be sure that other people online have similar interest similar to my personal own to find out a whole lot more when it comes to this problem. Certainly there are lots of more pleasurable opportunities in the future for many who start reading your site.

  15. I would like to point out my respect for your generosity for persons that should have guidance on this particular content. Your personal dedication to passing the solution along has been especially helpful and has constantly encouraged folks just like me to reach their dreams. Your entire informative information implies much a person like me and somewhat more to my office workers. With thanks; from each one of us.

  16. My wife and i were now peaceful that Ervin could conclude his studies via the precious recommendations he grabbed from your blog. It is now and again perplexing to simply find yourself giving out concepts that most people may have been trying to sell. And now we understand we need the website owner to be grateful to for this. The illustrations you have made, the simple site navigation, the relationships your site help to promote – it is all powerful, and it is facilitating our son in addition to the family understand this theme is awesome, and that is pretty vital. Thanks for the whole thing!

  17. My spouse and i felt very happy Albert could finish up his preliminary research out of the ideas he came across from your blog. It is now and again perplexing to just be freely giving secrets and techniques that many other people could have been making money from. And we also understand we have the writer to be grateful to for that. The entire illustrations you have made, the simple blog navigation, the friendships you will assist to engender – it’s all incredible, and it’s really letting our son and our family consider that that subject matter is thrilling, which is certainly particularly serious. Thanks for the whole lot!

  18. My wife and i felt quite thankful when Albert managed to round up his analysis through your precious recommendations he was given out of your site. It is now and again perplexing just to possibly be freely giving concepts that many the others may have been selling. Therefore we remember we have the blog owner to give thanks to for that. Most of the illustrations you’ve made, the easy web site menu, the friendships your site aid to engender – it’s got most superb, and it’s really aiding our son in addition to the family believe that this subject is interesting, and that is exceedingly important. Thank you for all!

  19. I would like to express my admiration for your generosity supporting those people who require help on this one theme. Your very own commitment to getting the solution across was extremely good and has always enabled people like me to reach their desired goals. Your amazing important hints and tips can mean a lot a person like me and substantially more to my office colleagues. Thanks a ton; from each one of us.

  20. I in addition to my guys happened to be viewing the good tactics from your website then all of the sudden came up with an awful suspicion I had not thanked the web blog owner for those techniques. My men came consequently excited to study them and have in effect in actuality been enjoying these things. Thanks for getting very accommodating and also for going for certain quality useful guides most people are really wanting to discover. Our own honest apologies for not expressing appreciation to you earlier.

  21. I actually wanted to send a quick note to be able to express gratitude to you for all the magnificent suggestions you are writing on this website. My particularly long internet look up has now been recognized with professional strategies to share with my guests. I ‘d mention that many of us readers actually are really lucky to be in a remarkable website with very many special individuals with good ideas. I feel quite lucky to have seen your website and look forward to so many more enjoyable moments reading here. Thank you once again for everything.

  22. I and my friends have already been viewing the nice information on your web page while all of the sudden came up with a terrible suspicion I had not expressed respect to the website owner for those secrets. Those people are already for that reason excited to read through them and have in effect in fact been making the most of them. Thank you for getting well thoughtful and then for making a decision on variety of perfect ideas millions of individuals are really wanting to discover. Our own honest regret for not expressing appreciation to earlier.

  23. Thank you for each of your hard work on this web site. Gloria really likes conducting internet research and it’s easy to see why. Most of us know all of the lively method you deliver worthwhile things via this website and as well as inspire contribution from some others on that theme plus our favorite girl is always discovering a whole lot. Take pleasure in the remaining portion of the new year. You’re the one carrying out a brilliant job.

  24. I must get across my gratitude for your kindness supporting men and women who really need guidance on this particular field. Your very own dedication to passing the solution all over came to be incredibly advantageous and has frequently helped employees just like me to achieve their aims. Your entire valuable guidelines signifies so much to me and still more to my office colleagues. Thanks a ton; from everyone of us.

  25. I enjoy you because of each of your labor on this web page. My niece takes pleasure in engaging in investigation and it is easy to see why. I notice all regarding the lively mode you produce effective information by means of this website and as well improve participation from other people on that concern so our own simple princess is without question understanding a great deal. Take advantage of the remaining portion of the year. You are carrying out a great job.

  26. My spouse and i got so thankful when Jordan managed to finish off his inquiry because of the precious recommendations he made while using the web pages. It is now and again perplexing just to find yourself offering guides which often a number of people might have been making money from. And we all do know we have got the website owner to thank because of that. The specific explanations you made, the easy website menu, the relationships you assist to engender – it’s got most fantastic, and it’s assisting our son in addition to our family reckon that the concept is exciting, which is certainly particularly important. Thank you for the whole thing!

  27. I just wanted to type a small note in order to express gratitude to you for the precious guidelines you are giving on this site. My time-consuming internet lookup has finally been honored with good quality details to exchange with my partners. I would claim that we website visitors are undeniably lucky to dwell in a good website with very many brilliant people with interesting tips and hints. I feel very much grateful to have discovered your entire website page and look forward to some more entertaining moments reading here. Thanks a lot once more for a lot of things.

  28. Thank you for your entire efforts on this web page. My niece delights in engaging in research and it’s easy to understand why. Most of us notice all about the compelling method you produce insightful guidelines via this web blog and therefore invigorate participation from the others on the situation plus our favorite girl is without question studying a lot. Take pleasure in the remaining portion of the year. You have been doing a superb job.

  29. I am only writing to let you know what a amazing encounter my wife’s princess obtained going through your web page. She discovered several issues, which include what it’s like to have an amazing giving style to let folks effortlessly know precisely a number of hard to do topics. You truly did more than our own expectations. Thank you for supplying such interesting, dependable, informative and as well as cool tips on this topic to Jane.

  30. I want to show my admiration for your kindness giving support to those people who absolutely need help on this important subject. Your real commitment to getting the solution all through ended up being exceptionally interesting and have surely encouraged folks like me to get to their targets. Your own invaluable publication signifies a great deal a person like me and substantially more to my peers. Regards; from all of us.

  31. I needed to compose you a very little observation to help give many thanks yet again regarding the great suggestions you have documented in this case. It was simply incredibly generous of people like you to provide extensively exactly what many of us would have marketed for an electronic book to help with making some dough on their own, notably given that you might well have done it if you ever considered necessary. These good ideas likewise acted to become a fantastic way to realize that the rest have the identical eagerness really like my personal own to learn good deal more around this problem. I believe there are thousands of more enjoyable occasions ahead for people who read through your blog post.

  32. I’m writing to make you understand what a useful discovery my princess had studying your site. She learned some details, most notably what it is like to have an ideal teaching spirit to get many people without hassle learn about some impossible things. You undoubtedly did more than our own expected results. I appreciate you for providing those valuable, trusted, revealing and even cool tips on your topic to Ethel.

  33. Thank you so much for providing individuals with remarkably brilliant possiblity to read from this site. It’s always so awesome and also stuffed with a great time for me personally and my office co-workers to search your web site no less than thrice a week to study the new guidance you will have. And lastly, I am just usually amazed with the wonderful solutions you give. Some 4 areas in this posting are indeed the most efficient we have all had.

  34. I precisely had to thank you very much again. I do not know the things that I could possibly have used without those pointers discussed by you concerning such a topic. Certainly was a very fearsome crisis for me, but considering the very expert tactic you dealt with that made me to leap over fulfillment. I am just happier for your guidance and even wish you are aware of an amazing job you were getting into teaching many people through the use of your webpage. I’m certain you haven’t met any of us.

  35. I have to express my gratitude for your generosity supporting men and women that have the need for guidance on this particular concept. Your personal commitment to passing the message all through appears to be certainly significant and has really helped some individuals like me to arrive at their ambitions. Your amazing warm and helpful useful information means a great deal a person like me and even more to my office workers. Best wishes; from all of us.

  36. Thank you a lot for giving everyone an extremely special opportunity to read from this web site. It is often so good and also stuffed with a great time for me personally and my office peers to visit your blog more than 3 times per week to study the newest things you have. And definitely, I’m so usually fascinated considering the very good principles you give. Certain 3 ideas on this page are in reality the most efficient we’ve had.

  37. I wish to get across my affection for your kind-heartedness for people that need help with the concern. Your very own dedication to getting the solution all over was incredibly beneficial and has continually empowered guys like me to reach their goals. Your own warm and helpful information denotes so much to me and somewhat more to my mates. Regards; from each one of us.

  38. I enjoy you because of all of the effort on this website. My mom take interest in working on investigation and it’s really easy to understand why. We all hear all regarding the powerful tactic you convey helpful information through your blog and as well as strongly encourage contribution from other individuals on that subject plus my princess has always been discovering a lot of things. Have fun with the remaining portion of the year. You are always doing a wonderful job.

  39. I must show my love for your generosity for men and women who absolutely need help with the topic. Your special dedication to passing the solution up and down had been extraordinarily powerful and have specifically enabled many people like me to arrive at their objectives. Your entire helpful guideline can mean a lot to me and further more to my peers. Warm regards; from all of us.

  40. I must voice my love for your generosity giving support to visitors who actually need assistance with in this field. Your very own dedication to passing the message all around appears to be really helpful and have specifically allowed guys like me to achieve their goals. Your interesting tutorial entails a great deal to me and a whole lot more to my peers. Best wishes; from each one of us.

  41. I am only writing to make you understand of the cool encounter our girl gained visiting your web site. She realized too many pieces, which included how it is like to have an amazing helping mindset to make other folks without difficulty know just exactly several impossible issues. You actually exceeded our expected results. Many thanks for churning out such insightful, dependable, informative and even cool guidance on this topic to Gloria.

  42. I must express my love for your kind-heartedness in support of all those that actually need help with this particular niche. Your real commitment to passing the solution all around came to be rather beneficial and has empowered professionals much like me to attain their dreams. Your warm and helpful guide entails a whole lot to me and especially to my office workers. Thank you; from everyone of us.

  43. Thanks so much for giving everyone remarkably nice chance to read articles and blog posts from this site. It is always very amazing and as well , jam-packed with a good time for me and my office acquaintances to search your site the equivalent of thrice per week to learn the fresh things you will have. And lastly, we are actually satisfied considering the excellent solutions served by you. Some 1 facts in this article are undeniably the most effective I’ve ever had.

  44. I am also commenting to make you understand what a awesome discovery my cousin’s daughter gained studying yuor web blog. She even learned a good number of issues, which included what it is like to possess an excellent giving style to have the rest without problems fully understand chosen complicated matters. You really surpassed our own expected results. I appreciate you for coming up with those good, trusted, explanatory as well as cool tips about your topic to Ethel.

  45. My husband and i were quite contented that Chris could finish up his researching via the ideas he gained out of the web pages. It’s not at all simplistic to just be handing out guidelines the others have been making money from. And now we realize we need you to appreciate for that. The most important explanations you have made, the straightforward blog menu, the friendships you can make it possible to foster – it is most fabulous, and it’s really letting our son and our family reason why that content is enjoyable, which is extremely pressing. Thank you for the whole thing!

  46. I precisely needed to say thanks again. I am not sure the things that I might have gone through without the actual recommendations shared by you over that situation. It was before the fearsome scenario in my opinion, but discovering a well-written avenue you treated the issue forced me to weep for happiness. I will be happier for the support and in addition expect you find out what an amazing job you are always carrying out teaching the mediocre ones with the aid of a site. Probably you’ve never encountered all of us.

  47. I must point out my love for your kind-heartedness supporting men who actually need assistance with this field. Your very own dedication to passing the solution all around turned out to be exceptionally good and has continuously empowered regular people just like me to get to their goals. Your amazing valuable advice means a whole lot a person like me and extremely more to my mates. Thanks a lot; from each one of us.

  48. I intended to write you this little bit of note to help give many thanks over again relating to the remarkable principles you’ve shared in this article. This is certainly particularly generous of you to give without restraint precisely what a lot of folks could have sold as an e book in making some money for themselves, chiefly now that you might well have tried it in the event you considered necessary. These smart ideas as well worked to be a good way to fully grasp the rest have the same interest much like mine to learn lots more regarding this matter. Certainly there are many more fun situations ahead for individuals that read through your blog.

  49. I want to express appreciation to this writer for rescuing me from this type of instance. As a result of scouting through the world wide web and finding methods that were not helpful, I thought my life was done. Being alive without the presence of strategies to the issues you’ve sorted out through your entire article is a critical case, as well as those which may have in a wrong way damaged my career if I hadn’t encountered your web page. Your main skills and kindness in maneuvering a lot of stuff was priceless. I am not sure what I would have done if I had not come across such a point like this. I’m able to at this time look ahead to my future. Thank you very much for the expert and amazing guide. I will not think twice to recommend the sites to anybody who should get tips on this area.

  50. I intended to compose you that little bit of word to be able to give thanks yet again for those spectacular opinions you have shown here. It is open-handed of you to offer easily just what a lot of people would have distributed for an electronic book in making some money for their own end, especially now that you might have tried it if you ever wanted. The tactics in addition served as the fantastic way to understand that some people have the same dreams the same as my personal own to understand lots more with reference to this issue. I know there are a lot more enjoyable opportunities up front for individuals that looked over your website.

  51. I want to express some thanks to you for bailing me out of such a difficulty. As a result of browsing through the world-wide-web and coming across ways that were not beneficial, I thought my entire life was gone. Being alive minus the strategies to the issues you have fixed by means of your site is a crucial case, as well as the ones that might have negatively affected my entire career if I hadn’t discovered your blog. That natural talent and kindness in touching almost everything was tremendous. I don’t know what I would’ve done if I had not encountered such a thing like this. I’m able to at this time relish my future. Thanks a lot so much for this skilled and result oriented guide. I will not think twice to refer your web sites to any individual who requires guide on this situation.

  52. I simply needed to thank you so much all over again. I am not sure what I would have taken care of in the absence of these concepts revealed by you regarding such situation. It previously was a real horrifying situation for me, however , viewing the very professional technique you processed that made me to weep over contentment. Extremely grateful for the assistance and even expect you really know what a great job you happen to be doing instructing people today by way of your websites. I know that you’ve never got to know all of us.

  53. I precisely desired to say thanks yet again. I’m not certain what I could possibly have used in the absence of the tricks shared by you relating to such theme. It was a real difficult crisis for me personally, nevertheless seeing the very specialised manner you handled it made me to leap over happiness. I am happier for the assistance and as well , sincerely hope you find out what a powerful job you’re doing teaching other individuals through the use of your website. More than likely you haven’t encountered any of us.

  54. I really wanted to post a quick remark in order to express gratitude to you for those amazing ways you are sharing here. My rather long internet research has now been rewarded with awesome suggestions to talk about with my contacts. I ‘d declare that most of us site visitors are undoubtedly endowed to be in a great place with so many outstanding individuals with great opinions. I feel somewhat happy to have encountered the web site and look forward to tons of more exciting minutes reading here. Thanks once again for all the details.

  55. I precisely wanted to thank you very much again. I’m not certain the things that I might have taken care of in the absence of the hints shown by you directly on that question. It seemed to be an absolute frustrating case in my circumstances, but coming across a new skilled manner you processed the issue took me to leap with delight. Extremely grateful for your support and in addition sincerely hope you recognize what an amazing job you happen to be putting in training other individuals with the aid of your blog post. Probably you’ve never met any of us.

  56. I precisely had to thank you so much all over again. I’m not certain what I would have sorted out in the absence of the entire secrets revealed by you about that area of interest. It became a frightening difficulty for me personally, however , coming across a skilled form you treated it took me to leap for delight. I’m happier for the help and then have high hopes you are aware of a great job that you are accomplishing educating most people through a site. I’m certain you haven’t met any of us.

  57. I want to show my appreciation for your kind-heartedness for people who really want assistance with the idea. Your personal commitment to passing the message around has been especially informative and have in most cases encouraged some individuals like me to get to their ambitions. This interesting suggestions indicates this much to me and additionally to my mates. Many thanks; from everyone of us.

  58. I am also commenting to let you be aware of what a really good experience my friend’s daughter enjoyed reading yuor web blog. She noticed lots of pieces, with the inclusion of what it’s like to have an amazing coaching mindset to let many more effortlessly have an understanding of several problematic subject matter. You undoubtedly did more than readers’ expected results. Thank you for presenting those precious, healthy, informative and cool tips about that topic to Evelyn.

  59. I precisely needed to thank you very much all over again. I’m not certain the things that I might have made to happen in the absence of these suggestions shared by you about my question. This has been a very scary problem for me personally, but being able to see a new specialized fashion you solved that forced me to weep over gladness. I’m grateful for this service as well as wish you realize what a great job you have been accomplishing educating the others all through a site. I am certain you have never come across all of us.

  60. I needed to write you the very little word to help thank you so much again for all the magnificent concepts you’ve provided on this page. It has been simply extremely generous of you to provide openly what many individuals would have offered for sale for an e-book to make some bucks for their own end, specifically considering the fact that you could possibly have done it in the event you wanted. Those basics in addition worked to become a fantastic way to fully grasp that other people online have a similar fervor the same as my very own to find out good deal more regarding this matter. I am sure there are lots of more pleasant moments ahead for folks who scan through your website.

  61. Питер – город возможностей. Жизнь здесь не замирает даже ночью. Он предлагает много развлечений как для местных жителей, так и для гостей северной столицы. Если хотите расслабиться, приятно отдохнуть, то проститутки СПб скрасят досуг, помогут забыть о текущих проблемах, хлопотах, заботах. В помощь при поиске кандидатуры создан этот ресурс, информация на котором постоянно обновляется. С помощью расширенного поиска можно быстро сделать выбор в пользу девушки, которая подойдет по внешним данным. Меню сайта порадует простотой, удобством, даже если вы новичок. Теперь выбрать девушку для приятного досуга не составит труда. Не нужно никуда ехать, изучать десятки сайтов, звонить по сомнительным номерам. Вам предложена обширная база с куртизанками на любой вкус и кошелек. Они принимаются в своих апартаментах, выезжают на квартиры, в бани, сауны, в загородные дома.

    Проститутки метро Пионерская

  62. [url=https://malegratabs.online/]best price malegra fxt usa[/url] [url=https://plavixtabs.quest/]clopidogrel 75 mg discount coupon[/url] [url=https://noroxintabs.quest/]noroxin tab[/url] [url=https://amoxicillinx.com/]order augmentin online[/url] [url=https://dexamethasonetab.online/]dexamethasone otc[/url]

Leave a Reply

Your email address will not be published. Required fields are marked *