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How to get a random value from dictionary in python
...ow can I get a random pair from a dict ? I'm making a game where you need to guess a capital of a country and I need questions to appear randomly.
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How to make git ignore changes in case?
I'm not too sure what is going on here, but sometimes a particular file in my repository will change the case of it's name. e.g.,:
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How do I parse command line arguments in Bash?
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Method #1: Using bash without getopt[s]
Two common ways to pass key-value-pair arguments are:
Bash Space-Separated (e.g., --option argument) (without getopt[s])
Usage demo-space-separated.sh -e conf -s /etc -l /usr/lib /etc/hosts
cat >/tmp/demo-spa...
What is the syntax for an inner join in LINQ to SQL?
I'm writing a LINQ to SQL statement, and I'm after the standard syntax for a normal inner join with an ON clause in C#.
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Equivalent of String.format in jQuery
I'm trying to move some JavaScript code from MicrosoftAjax to JQuery. I use the JavaScript equivalents in MicrosoftAjax of the popular .net methods, e.g. String.format(), String.startsWith(), etc. Are there equivalents to them in jQuery?
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Recursively list files in Java
How do I recursively list all files under a directory in Java? Does the framework provide any utility?
26 Answers
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Max return value if empty query
...e first part of the question, which is not fully answered here: According to the official documentation, if the generic type of the empty sequence is a reference type, you get null. Otherwise, according to this question, calling Max() on an empty sequence results in an error.
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dyld: Library not loaded: /usr/local/lib/libpng16.16.dylib with anything php related
... && brew upgrade
Until couple of minutes ago I had this problem, too. Because I have an up to date PHP version, I solved it with:
$ brew reinstall php55
Hope that helps.
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POST Content-Length exceeds the limit
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8388608 bytes is 8M, the default limit in PHP. Those changes to php.ini should indeed solve the problem (make sure your restart your Apache server after making them).
Memory limit shouldn't need to be changed here.
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LINQ Single vs First
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If you're expecting a Single record, it's always good to be explicit in your code.
I know others have written why you use one or the other, but I thought I'd illustrate why you should NOT use one, when you mean the other.
Note: In my code, I will typically use FirstOrDefault() a...