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Proper indentation for Python multiline strings
... and long if statements, though not mentioned for multiline strings. Personally this is one place I refuse to follow PEP8 (and use 4-space indenting instead), as I strongly dislike hanging indents, which for me obscure the proper structure of the program.
– bobince
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Which is better option to use for dividing an integer number by 2?
...ter of the compiler got to choose among several implementation choices, usually with substantial constraints. Here, one constraint is that the % and / operators must be consistent for both positive and negative operands so that (a/b)*b+(a%b)==a is true regardless of the signs of a and b. Usually, th...
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:...