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Why am I getting error for apple-touch-icon-precomposed.png
... I found a nice article that details everything I wanted to know (and more): mathiasbynens.be/notes/touch-icons
– Alexis
May 22 '13 at 15:02
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Import Error: No module named numpy
...k as they defaulted the installation to python 3's package folders (for unknown reasons). I used pip2 install numpy to resolve the errors for "no module found...".
– Arshin
Sep 3 '18 at 7:11
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Java SecurityException: signer information does not match
...s solution, I just changed the order of junit5 and my hamcrest-all.jar and now my tests are working again :)
– Wallnussfolie
Apr 6 at 13:49
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Compare double to zero using epsilon
...32k, much closer to zero than the epsilon around one we calculated above!
Now this is a toy floating point model that does not reflect all the quirks of a real floating point system , but the ability to reflect values smaller than epsilon is reasonably similar with real floating point values.
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Eclipse executable launcher error: Unable to locate companion shared library
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@yoshi glad it solved your issue,nice to know answering a question that has already been answered has proved useful
– blue-sky
Aug 17 '12 at 10:21
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How to check if element is visible after scrolling?
...them are only visible if you scroll down the page. Is there any way I can know if an element is now in the visible part of the page?
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Origin is not allowed by Access-Control-Allow-Origin
... protection, which very likely exposes your users to attack. If you don't know that you specifically need to use a wildcard, you should not use it, and instead you should whitelist your specific domain:
<?php header('Access-Control-Allow-Origin: http://example.com') ?>
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How to check if an object is serializable in C#
...he DataContract attribute. Here is a snippet i use, if it stinks, let me know :)
public static bool IsSerializable(this object obj)
{
Type t = obj.GetType();
return Attribute.IsDefined(t, typeof(DataContractAttribute)) || t.IsSerializable || (obj is IXmlSerializable)
}
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Why does i = i + i give me 0?
...ounter resets to zero. You get the idea - "integer overflows" come to mind now.
The largest decimal literal of type int is 2147483647 (231-1). All
decimal literals from 0 to 2147483647 may appear anywhere an int
literal may appear, but the literal 2147483648 may appear only as the
oper...
How do I hotkey directly to File Search tab in Eclipse
...ces | Keys dialog, which is why "File Search" wasn't showing up for me. I now have Ctrl+H bound to "File Search", as Martin suggested in his answer on this page, and it works great. Thanks Martin!
I ended up working around the original problem by bringing up the Search dialog with Ctrl+H, then c...