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How to delete a record in Django models?
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How does comparison operator works with null int?
...MSDN - it's down the page in the "Operators" section:
When you perform comparisons with nullable types, if the value of one of the nullable types is null and the other is not, all comparisons evaluate to false except for !=
So both a > b and a < b evaluate to false since a is null...
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What is a .h.gch file?
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A .gch file is a precompiled header.
If a .gch is not found then the normal header files will be used.
However, if your project is set to generate pre-compiled headers it will make them if they don’t exist and use them in the next build.
S...
How does _gaq.push(['_trackPageLoadTime']) work?
... important outer values to judge page load speed.
For a load of Mashable.com without cache, here's an example of what it measures (in Chrome 11):
timing = {
connectEnd: 1306677079337,
connectStart: 1306677079337,
domComplete: 1306677083482,
domContentLoadedEventEnd: 1306677081765,
domCo...
Removing all unused references from a project in Visual Studio projects
...(right click) References > Optimize References...
http://www.jetbrains.com/resharper/webhelp/Refactorings__Remove_Unused_References.html
This feature does not correctly handle:
Dependency injected assemblies
Dynamically loaded assemblies (Assembly.LoadFile)
Native code assemblies loaded throu...
SQLite - increase value by a certain number
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ruby convert array into function arguments
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How to add hyperlink in JLabel?
...) throws URISyntaxException {
final URI uri = new URI("http://java.sun.com");
class OpenUrlAction implements ActionListener {
@Override public void actionPerformed(ActionEvent e) {
open(uri);
}
}
JFrame frame = new JFrame("Links");
frame.setDefaultCloseOperati...