大约有 40,000 项符合查询结果（耗时：0.0403秒） [XML]
What exactly is a Context in Java? [duplicate]
I Googled this and read the Java documentation, but I'm a bit confused. Can somebody please explain what a Context is in plain English?
...
How to clear all the jobs from Sidekiq?
I am using sidekiq for background tasks in Rails application. Now the numbers of jobs becomes more, so I want to clear all the jobs. I tried the following command in console
...
Find UNC path of a network drive?
...k for a WEBMethods project. The code that I have before is in my configuration file. I placed single character leters inside of the directories just for security reasons. I am not sure what the semi-colon is for, but I think that the double slashes are were the drive name comes to play.
...
Launching an application (.EXE) from C#?
How can I launch an application using C#?
9 Answers
9
...
UIRefreshControl on UICollectionView only works if the collection fills the height of the container
I'm trying to add a UIRefreshControl to a UICollectionView , but the problem is that the refresh control does not appear unless the collection view fills up the height of its parent container. In other words, unless the collection view is long enough to require scrolling, it cannot be pulled down...
How to increment a NSNumber
...ts's one-line answers better. They're more concise, and don't require additional variables.
In order to increment an NSNumber, you're going to have to get its value, increment that, and store it in a new NSNumber.
For instance, for an NSNumber holding an integer:
NSNumber *number = [NSNumber nu...
Do something if screen width is less than 960 px
...
You might want to combine it with a resize event:
$(window).resize(function() {
if ($(window).width() < 960) {
alert('Less than 960');
}
else {
alert('More than 960');
}
});
For R.J.:
var eventFired = 0;
if ($(window).width() < 960) {
alert('Less than 960');
}
else {...
Submit HTML form on self page
I want an HTML form to submit to itself. How do I use the action attribute?
5 Answers
...
RVM is not a function, selecting rubies with 'rvm use …' will not work
List the ruby versions
11 Answers
11
...
Could not locate Gemfile
I'm certainly no Ruby developer but I have an application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run
...