大约有 46,000 项符合查询结果(耗时:0.0602秒) [XML]

https://stackoverflow.com/ques... 

Should I instantiate instance variables on declaration or in the constructor?

... There is no difference - the instance variable initialization is actually put in the constructor(s) by the compiler. The first variant is more readable. You can't have exception handling with the first variant. There is additionally the initialization block, which is as well put in the constru...
https://stackoverflow.com/ques... 

How to use `string.startsWith()` method ignoring the case?

... The big problem here is the performance. For small Strings no problem, but if you have a big one... I mean... Do you really will do a toUpperCase in a 1mb String just to compare 4-10 inicial characters? – Dyorgio Apr 7 '16 at 16:52 ...
https://stackoverflow.com/ques... 

How can I prevent the “You have mixed tabs and spaces. Fix this?” message?

... Sounds like you have the Visual Studio Productivity Power Tools 2013 installed. Go into its settings and turn off "Fix Mixed Tabs"... Tools -> Options -> Productivity Power Tools -> Turn Extensions On/Off If you have the default VS settings, tabs in the editor are converted to spaces...
https://stackoverflow.com/ques... 

How does Tortoise's non recursive commit work?

I've checked out a copy of the SVN branch (my branch) locally to which I've merged from a different branch (which has a completely different folder structure). So basically there are a lot of deletions (of old files) and additions (of new files). ...
https://stackoverflow.com/ques... 

Overriding a Rails default_scope

... Short answer: Do not use default_scope unless you really have to. You'll probably be better off with named scopes. With that said, you can use with_exclusive_scope to override the default scope if you need to. Have a look at this question for more details. ...
https://stackoverflow.com/ques... 

Is there a way to recover from an accidental “svn revert”?

... No, (absolutely) NO. If you say to Subversion it should revert a file, all changes are gone by the wind. Only your memory can get them back. Exception: New files you had added, will only lose their status "added", but the file will remain in this directory, only status is unknown("?") Plat...
https://stackoverflow.com/ques... 

How to use sessions in an ASP.NET MVC 4 application?

...pe in a session. Once created you can access the value stored to it across all views and controllers. Take note also that session created is only accessible per user and per browser. Meaning the session created by User1 using Firefox cannot be accessed by the same user using IE. There are things als...
https://stackoverflow.com/ques... 

How do I update the password for Git?

...g BitBucket with Xcode and Git for version control, and recently I changed all of my passwords ( thanks Adobe! ). 26 Answer...
https://stackoverflow.com/ques... 

How do I force git to checkout the master branch and remove carriage returns after I've normalized f

...his workaround, but it's glaring issue in git that "checkout -f" doesn't really force re-checkout. Another woraround would be to remove all working copy files first (i.e. everything but .git dir). – pfalcon Mar 18 '14 at 3:38 ...
https://stackoverflow.com/ques... 

Possible reason for NGINX 499 error codes

... connection before the server answered the request. In my experience is usually caused by client side timeout. As I know it's an Nginx specific error code. share | improve this answer | ...