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How to convert numbers between hexadecimal and decimal
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Hex -> decimal:
Convert.ToInt64(hexValue, 16);
Decimal -> Hex
string.format("{0:x}", decValue);
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.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
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Steps to start Apache httpd.exe (I am using x64 VC11 example here)
http://www.apachelounge.com/download/VC11/
Be sure that you have installed Visual C++ Redistributable for Visual Studio 2012 : VC11 vcredist_x64/86.exe
http://www.microsoft.com/en-us/download/details...
Where is array's length property defined?
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Note also that ArrayList.size() provides the number of object actually stored in the array whereas myArray.length ([]) provides the "capaci...
Redefining NULL
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The C standard does not require null pointers to be at the machine's address zero. HOWEVER, cas...
Failed to load JavaHL Library
...put from the last command could look like this, for example:
/usr/lib/x86_64-linux-gnu/jni/libsvnjavahl-1.so
This gives you the path, so you can add the following to your eclipse.ini:
-Djava.library.path=/usr/lib/x86_64-linux-gnu/jni/
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Can I call an overloaded constructor from another constructor of the same class in C#?
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If you mean if you can do ctor chaining in C#, the answer is yes. The question has already been...
Fetch frame count with ffmpeg
...no LF) you can parse the text for the current time mark it is at:
frame= 84 fps= 18 q=10.0 size= 5kB time=1.68 bitrate= 26.1kbits/s
frame= 90 fps= 17 q=10.0 size= 6kB time=1.92 bitrate= 23.8kbits/s
frame= 94 fps= 16 q=10.0 size= 232kB time=2.08 bitrate= 913.0kbits/s ...
WebSockets vs. Server-Sent events/EventSource
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According to caniuse.com:
%96 of global users natively support WebSockets
%92 of global users natively support Server-sent events
You can use a client-only polyfill to extend support of SSE to many other browsers. This is less likely with WebSockets....
What is the difference between String and string in C#?
...tem.UInt16
int: System.Int32
uint: System.UInt32
long: System.Int64
ulong: System.UInt64
float: System.Single
double: System.Double
decimal: System.Decimal
char: System.Char
Apart from string and object, the aliases are all to value types. decimal is a value type, but not a primi...
In MVVM should the ViewModel or Model implement INotifyPropertyChanged?
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What do you do if a property changes in the model? You need to get it to the view-model somehow. Honest question, I'm dealing with this con...