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Hashing a string with Sha256
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Encoding.Unicode is Microsoft's misleading name for UTF-16 (a double-wide encoding, used in the Windows world for historical reasons but not used by anyone else). http://msdn.microsoft.com/en-us/library/system.text.encoding.unicode.aspx
If y...
Python __call__ special method practical example
I know that __call__ method in a class is triggered when the instance of a class is called. However, I have no idea when I can use this special method, because one can simply create a new method and perform the same operation done in __call__ method and instead of calling the instance, you can c...
No output to console from a WPF application?
... a ConsoleManager class might look like, and how it can be used to enable/disable the Console, independently of the project type.
With the following class, you just need to write ConsoleManager.Show() somewhere before any call to Console.Write...
[SuppressUnmanagedCodeSecurity]
public static class...
SQL join: selecting the last records in a one-to-many relationship
...able of purchases. Each purchase belongs to one customer. I want to get a list of all customers along with their last purchase in one SELECT statement. What is the best practice? Any advice on building indexes?
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Check if a Bash array contains a value
In Bash, what is the simplest way to test if an array contains a certain value?
35 Answers
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What is Cache-Control: private?
When I visit chesseng.herokuapp.com I get a response header that looks like
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Different ways of loading a file as an InputStream
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There are subtle differences as to how the fileName you are passing is interpreted. Basically, you have 2 different methods: ClassLoader.getResourceAsStream() and Class.getResourceAsStream(). These two methods will locate the resource differently.
In Class.getResourceAsStream(path), the path ...
cscope or ctags why choose one over the other? [closed]
...to a method, hitting g] or CTRL-] will jump to the place where that method is defined or implemented. The second feature means that when you type foo. or foo->, and if foo is a structure, then a pop-up menu with field completion will be shown.
cscope also has the first feature - using set cscope...
What happens if a Android Service is started multiple times?
...nce. However, everytime you start the service, the onStartCommand() method is called.
This is documented here
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Difference between 'struct' and 'typedef struct' in C++?
In C++ , is there any difference between:
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