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How to check if a file is a valid image file?
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I have just found the builtin imghdr module. From python documentation:
The imghdr module determines the type
of image contained in a file or byte
stream.
This is how it works:
>>> import imghdr
>>> imghdr.what('/tmp/bass')
'gif'
Using a m...
CSS transition effect makes image blurry / moves image 1px, in Chrome?
...0 update
If you have issues with blurry images, be sure to check answers from below as well, especially the image-rendering CSS property.
For best practice accessibility and SEO wise you could replace the background image with an <img> tag using object-fit CSS property.
Original answer
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How to get Android crash logs?
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@jesses.co.tt Yep, just run adb logcat from whatever directory adb is located in. Alternatively you can use the SDK tools included in the Eclipse plugin
– Chris Thompson
Jun 18 '13 at 23:05
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How do I get the full path to a Perl script that is executing?
... are provided by the Cwd module and tell you where the script is being run from
The module FindBin provides the $Bin & $RealBin variables that usually are the path to the executing script; this module also provides $Script & $RealScript that are the name of the script
__FILE__ is the actual ...
Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
...tic reference in onDestroy - Artem is correct. StevenLs approach is bourne from a lack of understanding how Java works
– Dori
Nov 19 '13 at 11:02
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How to pause / sleep thread or process in Android?
...ynewbutton = mybutton; and use mynewbutton in the Handler and the Runnable from there on.
– Dzhuneyt
May 17 '13 at 13:19
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How to make a variadic macro (variable number of arguments)
...VA_ARGS__) does the job the portable way; the fmt parameter can be omitted from the definition.
– alecov
Jun 11 '12 at 20:14
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Does Java have buffer overflows?
...va has array bounds checking which will check that data cannot be accessed from area outside of the allocated array. When one tries to access area that is beyond the size of the array, an ArrayOutOfBounds exception will be thrown.
If there is a buffer-overrun, it is probably from a bug in the Java ...
Setting Icon for wpf application (VS 08)
... This worked for me. However, it appears that when running the application from the VS debugger (ie pressing F5), the 'generic' icon is still shown. However, running without the debugger (ie ctrl + f5, or from desktop etc) shows the custom icon, as expected.
– Tom
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Unicode equivalents for \w and \b in Java regular expressions?
...erties, too. It now tracks The Unicode Standard, in both RL1.2 and RL1.2a from UTS#18: Unicode Regular Expressions. This is an exciting and dramatic improvement, and the development team is to be commended for this important effort.
Java’s Regex Unicode Problems
The problem with Java regexes ...