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Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]
I've got a layer with some complex drawing code in its -drawInContext: method. I'm trying to minimize the amount of drawing I need to do, so I'm using -setNeedsDisplayInRect: to update just the changed parts. This is working splendidly. However, when the graphics system updates my layer, it's transi...
Split a string by another string in C#
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I come from Python to C#. Python supports string split by another string. And I frequently need to come back to this question for a simple answer to string[] Split(string pattern), which is the most natural usage I could think ...
How to search and replace globally, starting from the cursor position and wrapping around the end of
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ib.ib.
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How do exceptions work (behind the scenes) in c++
...f me wrote a bit how Visual C++ handles exceptions some years ago.
http://www.xyzw.de/c160.html
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How can I pass an argument to a PowerShell script?
...tep=30) #Must be the first statement in your script
$iTunes = New-Object -ComObject iTunes.Application
if ($iTunes.playerstate -eq 1)
{
$iTunes.PlayerPosition = $iTunes.PlayerPosition + $step
}
Call it with
powershell.exe -file itunesForward.ps1 -step 15
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Use Font Awesome icon as CSS content
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Permission denied (publickey) when SSH Access to Amazon EC2 instance [closed]
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This error message means you failed to authenticate.
These are common reasons that can cause that:
Trying to connect with the wrong key. Are you sure this instance is using this keypair?
Trying to connect with the wrong username. ubuntu is the username for the ubuntu based AWS distribu...
Where is body in a nodejs http.get response?
...ody of the response through handling data event:
var options = {
host: 'www.google.com',
port: 80,
path: '/upload',
method: 'POST'
};
var req = http.request(options, function(res) {
console.log('STATUS: ' + res.statusCode);
console.log('HEADERS: ' + JSON.stringify(res.headers));
res....
Get value when selected ng-option changes
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Which is faster: multiple single INSERTs or one multiple-row INSERT?
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https://dev.mysql.com/doc/refman/8.0/en/insert-optimization.html
The time required for inserting a row is determined by the following factors, where the numbers indicate approximate proportions:
Connecting: (3)
Sending query to s...