大约有 44,000 项符合查询结果(耗时:0.0671秒) [XML]

https://stackoverflow.com/ques... 

How to check if element exists using a lambda expression?

... } return false; } public boolean containsTabById(TabPane tabPane, String id) { return containsByLambda(tabPane.getTabs(), z -> z.getId().equals(id)); } ... if (containsTabById(tabPane, idToCheck))) { ... } ...
https://stackoverflow.com/ques... 

How to post JSON to PHP with curl

...ng an empty array because PHP is expecting the posted data to be in a Querystring format (key=value&key1=value1). Try changing your curl request to: curl -i -X POST -d 'json={"screencast":{"subject":"tools"}}' \ http://localhost:3570/index.php/trainingServer/screencast.json and see if...
https://stackoverflow.com/ques... 

When is it acceptable to call GC.Collect?

...h to be posted here for example), that shows the difference between looped string concatenation and StringBuilder. If I need something precise, then this would be two completely independent tests - but often this is enough if we just want to minimize (or normalize) the GC during the tests to get a ...
https://stackoverflow.com/ques... 

What are the rules for calling the superclass constructor?

...s and the values to be passed to that classes constructor. Class2::Class2(string id) : Class1(id) { .... } Also remember that if you have a constructor that takes no parameters on the parent class, it will be called automatically prior to the child constructor executing. ...
https://stackoverflow.com/ques... 

How to write header row with csv.DictWriter?

... or w.writerow([d.get(k, restval) for k in fieldnames]) Instead of the extrasaction "functionality", I'd prefer to code it myself; that way you can report ALL "extras" with the keys and values, not just the first extra key. What is a real nuisance with DictWriter is that if you've verified the k...
https://stackoverflow.com/ques... 

Git: How to remove file from historical commit?

... You can use git-extras tool. The obliterate command completely remove a file from the repository, including past commits and tags. https://github.com/tj/git-extras/blob/master/Commands.md ...
https://stackoverflow.com/ques... 

Why does CSS not support negative padding?

... if more content overflows it, which is impossible if the content is in an extra abs-pos sibling. Negative padding would take the padding-collapsed element back to its size. – sergio Jul 19 '15 at 19:29 ...
https://stackoverflow.com/ques... 

Permission denied on accessing host directory in Docker

...er, this specific case is different. The dot at the end of the permission string, drwxr-xr-x., indicates SELinux is configured. When using a host mount with SELinux, you need to pass an extra option to the end of the volume definition: The z option indicates that the bind mount content is sh...
https://stackoverflow.com/ques... 

Alternatives to JavaScript

...ors." is akin to Coffeescript but more comprehensive, providing a bunch of extra features to increase safety and reduce repetitive boilerplate patterns. LiteScript falls somewhere inbetween Coffeescript and GorillaScript. It offers async/yield syntax for "inline" callbacks, and checking for variable...
https://stackoverflow.com/ques... 

AngularJS : Why ng-bind is better than {{}} in angular?

...laim. What is done on every $digest though is that the interpolated result string is calculated. It's just not assigned to the text node unless it changes. – Matti Virkkunen Nov 24 '14 at 2:47 ...