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Can't find a “not equal” css attribute selector

... One problem with the accepted answer is that it will also select elements that do not have a foo attribute at all. Consider: <div>No foo</div> <div foo="">Empty foo</div> <div foo="x">XXX</div> <div foo="y">YYY</div> <div foo="z"&g...
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What's the $unwind operator in MongoDB?

...oDB employs an "NoSQL" approach to data storage, so perish the thoughts of selects, joins, etc. from your mind. The way that it stores your data is in the form of documents and collections, which allows for a dynamic means of adding and obtaining the data from your storage locations. That being sai...
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Windows 7 SDK installation failure

...or modification. Condition 1: If the Visual C++ Compilers checkbox is selected when the Windows SDK 7.1 is installed, repaired, or modified after Visual Studio 2010 SP1 has been installed, the error may be encountered and some selected components may not be installed. Workaround: Cl...
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How to change the CHARACTER SET (and COLLATION) throughout a database?

...re schema to utf8. Hope this helps! -- Change DATABASE Default Collation SELECT DISTINCT concat('ALTER DATABASE `', TABLE_SCHEMA, '` CHARACTER SET utf8 COLLATE utf8_unicode_ci;') from information_schema.tables where TABLE_SCHEMA like 'database_name'; -- Change TABLE Collation / Char Set SELECT...
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How to remove jar file from local maven repository which was added with install:install-file?

I use above command to install local jar into maven local repo. Now I have got the dependency from maven repo. I want to remove this from local repo. How to clean it ? ...
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Static link of shared library function in gcc

...is actually an executable in a special format with entry points specified (and some sticky addressing issues included). It does not have all the information needed to link statically. You can't statically link a shared library (or dynamically link a static one). The flag -static will force the linke...
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Controlling the screenshot in the iOS 7 multitasking switcher

... to find some information regarding the new multitasking switcher in iOS 7 and especially the screenshot that the OS takes when the app is going into hibernation. ...
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Pelican 3.3 pelican-quickstart error “ValueError: unknown locale: UTF-8”

...ile: export LC_ALL=en_US.UTF-8 export LANG=en_US.UTF-8 There is an outstanding bug report related to this issue. It appears that Python makes some assumptions about the format of locale names that aren't universally valid. Explicitly setting these environment vars is basically just a workaround...
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What is a StackOverflowError?

What is a StackOverflowError , what causes it, and how should I deal with them? 15 Answers ...
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Handle file download from ajax post

...or it might be a file (as an attachment). I can easily detect Content-Type and Content-Disposition in my ajax call, but once I detect that the response contains a file, how do I offer the client to download it? I've read a number of similar threads here but none of them provide the answer I'm lookin...