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Alternatives to dispatch_get_current_queue() for completion blocks in iOS 6?
...d, while the completion block should run in whatever queue the method was called.
7 Answers
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Can I have an onclick effect in CSS?
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Answer as of 2020:
The best way (actually the only way*) to simulate an actual click event using only CSS (rather than just hovering on an element or making an element active, where you don't have mouseUp) is to use the checkbox hack. It works by attaching a lab...
Difference between System.DateTime.Now and System.DateTime.Today
...as DateTimeKind.Local assigned to its Kind property. It is equivalent to calling any of the following:
DateTime.UtcNow.ToLocalTime()
DateTimeOffset.UtcNow.LocalDateTime
DateTimeOffset.Now.LocalDateTime
TimeZoneInfo.ConvertTime(DateTime.UtcNow, TimeZoneInfo.Local)
TimeZoneInfo.ConvertTimeFromUtc(...
What does 'var that = this;' mean in JavaScript?
...hat is a reference to the element clicked on
});
});
My answer originally demonstrated this with jQuery, which is only very slightly different:
$('#element').click(function(){
// this is a reference to the element clicked on
var that = this;
$('.elements').each(function(){
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Show/hide 'div' using JavaScript
...ex].style.display = 'none';
}
}
// Usage:
hide(document.querySelectorAll('.target'));
hide(document.querySelector('.target'));
hide(document.getElementById('target'));
hide(document.querySelectorAll('.target'));
function hide (elements) {
elements = elements.length ? elements : [el...
Plain Old CLR Object vs Data Transfer Object
...you run the risk of creating an anemic domain model if you do so. Additionally, there's a mismatch in structure, since DTOs should be designed to transfer data, not to represent the true structure of the business domain. The result of this is that DTOs tend to be more flat than your actual domain....
Android: How to handle right to left swipe gestures
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but "onDown" is never called. as a consequence, my e1 is always null and I can do nothing about it.
– mangusta
May 30 '14 at 7:04
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Windows batch file file download from a URL
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With PowerShell 2.0 (Windows 7 preinstalled) you can use:
(New-Object Net.WebClient).DownloadFile('http://www.example.com/package.zip', 'package.zip')
Starting with PowerShell 3.0 (Windows 8 preinstalled) you can use Invoke-WebRequest:
Invoke-WebRequest http:...
Fork and synchronize Google Code Subversion repository into GitHub
...ample/example.git
git push origin master
Now that you have this, occasionally you will have to synchronise the Subversion repository with Git. It'll look something like:
git svn rebase
git push
In gitk or whatever, this would look something like this:
o [master][remotes/trunk][remotes/origin/m...
How to change checkbox's border style in CSS?
...ents that browsers tend not to let you style that much, and that people usually try to replace with javascript so they can style/code something to look and act like a checkbox.
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