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How to rotate the background image in the container?

... fyi, it doesn't work for all elements; for example, a select can't have a :before. – Yann Dìnendal Apr 10 '15 at 14:41 1 ...
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Python: Checking if a 'Dictionary' is empty doesn't seem to work

...e for statement. As a result, your code will process only one, arbitrarily selected key, if a key exists. If a key does not exist, the function will return None, which will be cast to boolean False. Ouch! All the empty dictionaries will be classified as false-nagatives. If the dictionary is not emp...
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src/lxml/etree_defs.h:9:31: fatal error: libxml/xmlversion.h: No such file or directory

... The selected answer is right but I just wanted to add for those who use Fedora: libxslt1 is called libxslt when using dnf. So the command is: sudo dnf install libxml2-devel libxslt-devel devel for dnf is the same as dev for ap...
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Can I 'git commit' a file and ignore its content changes?

...an move it to different Change Set. Head over to Local Changes (Cmd + 9) Select file(s) you want to ignore F6 to move them to another Change Set share | improve this answer | ...
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Batch script: how to check for admin rights

... after clicking on a start menu icon, then right click on the shortcut and select "Run As Administrator". echo ########################################################## echo. PAUSE EXIT /B 1 ) @echo ON Works on WinXP --> Win8 (including 32/64 bit versions). EDIT: 8/28/2012 Updated...
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How to encrypt/decrypt data in php?

...se of mcrypt can be found in this manual. A list of cipher definitions to select the cipher mcrypt uses also exists. A wiki on Blowfish can be found at Wikipedia. A block cipher encrypts the input in blocks of known size and position with a known key, so that the data can later be decrypted using...
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Are loops really faster in reverse?

...it behind the curtain. The utmost overkill is to add options to forEach to select the looping algorithm.] Moreover, also for low level languages, the best practice is to use some smart library function for complex, looped operations if it is possible. Those libraries can also put things (multi-th...
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How do I make a Git commit in the past?

... By the way, the '-0400' part speicfies the timezone offset. Be aware of selecting it properly...because if not, your time will change based on that. For example in the case of myself, who live in Chicago, i had to choose '-0600' (North America CST). You can find the codes in here: timeanddate.co...
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Handlebars/Mustache - Is there a built in way to loop through the properties of an object?

... EDIT: Handlebars now has a built-in way of accomplishing this; see the selected answer above. When working with plain Mustache, the below still applies. Mustache can iterate over items in an array. So I'd suggest creating a separate data object formatted in a way Mustache can work with: var o ...
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Why is “except: pass” a bad programming practice?

.... Try to avoid passing in except blocks When explicitly catching a small selection of specific exceptions, there are many situations in which we will be fine by simply doing nothing. In such cases, just having except SomeSpecificException: pass is just fine. Most of the time though, this is not th...