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Stretch and scale CSS background

...{ background-image: url(bg.jpg); background-size: cover; } cover means stretching the image either vertically or horizontally so it never tiles/repeats. That would work for Safari 3 (or later), Chrome, Opera 10+, Firefox 3.6+, and Internet Explorer 9 (or later). For it to work with low...
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What's the use/meaning of the @ character in variable names in C#?

I discovered that you can start your variable name with a '@' character in C#. In my C# project I was using a web service (I added a web reference to my project) that was written in Java. One of the interface objects defined in the WSDL had a member variable with the name "params". Obviously this i...
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Escape a string for a sed replace pattern

...s a bad idea. Sed needs many characters to be escaped to get their special meaning. For example, if you escape a digit in the replacement string, it will turn in to a backreference. As Ben Blank said, there are only three characters that need to be escaped in the replacement string (escapes themsel...
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How do I install a NuGet package .nupkg file locally?

I have some .nupkg files from a C# book. How can I install them? 8 Answers 8 ...
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How to compare files from two different branches?

...tor of both <commit>. git diff A...B is equivalent to git diff $(git-merge-base A B) B. In other words, this will give a diff of changes in master since it diverged from mybranch (but without new changes since then in mybranch). In all cases, the -- separator before the file name indicates t...
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How to fallback to local stylesheet (not script) if CDN fails

... it in plain Javascript. <script type="text/javascript"> $.each(document.styleSheets, function(i,sheet){ if(sheet.href=='http://code.jquery.com/mobile/1.0b3/jquery.mobile-1.0b3.min.css') { var rules = sheet.rules ? sheet.rules : sheet.cssRules; if (rules.length == 0) { $('<...
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How do I get the full path to a Perl script that is executing?

I have Perl script and need to determine the full path and filename of the script during execution. I discovered that depending on how you call the script $0 varies and sometimes contains the fullpath+filename and sometimes just filename . Because the working directory can vary as well I can't ...
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SQL RANK() versus ROW_NUMBER()

...fused about the differences between these. Running the following SQL gets me two idential result sets. Can someone please explain the differences? ...
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How to properly create composite primary keys - MYSQL

...tense setup I am working with. table_1 and table_2 both have auto-increment surrogate primary keys as the ID. info is a table that contains information about both table_1 and table_2 . ...
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Search text in stored procedure in SQL Server

... doen't give schema name :( – Imad Aug 12 '15 at 4:14 4 ...