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Why can't I initialize non-const static member or static array in class?
...a is allowed to be initialized while others are not.
Reference:
C++03 9.4.2 Static data members
§4
If a static data member is of const integral or const enumeration type, its declaration in the class definition can specify a constant-initializer which shall be an integral constant expression (...
Effect of NOLOCK hint in SELECT statements
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1) Yes, a select with NOLOCK will complete faster than a normal select.
2) Yes, a select with...
C# DropDownList with a Dictionary as DataSource
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Like that you can set DataTextField and DataValueField of DropDownList using "Key" and "Value"...
Is a RelativeLayout more expensive than a LinearLayout?
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In a talk at Google I/O 2013 (Writing Custom Views for Android), Romain Guy clarified the misunderstanding that caused everyone to start using RelativeLayouts for everything. A RelativeLayout always has to do two measure passes. Overall it is neglig...
What are the special dollar sign shell variables?
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$1, $2, $3, ... are the positional parameters.
"$@" is an array-like construct of all positional parameters, {$1, $2, $3 ...}.
"$*" is the IFS expansion of all positional parameters, $1 $2 $3 ....
$# is the number of positional pa...
How to use setArguments() and getArguments() methods in Fragments?
I have 2 fragments: (1)Frag1 (2)Frag2.
6 Answers
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Tab key == 4 spaces and auto-indent after curly braces in Vim
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edited May 23 '17 at 12:26
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answered Oct 24 '08 at 17:45
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What is the fastest way to create a checksum for large files in C#
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The problem here is that SHA256Managed reads 4096 bytes at a time (inherit from FileStream and override Read(byte[], int, int) to see how much it reads from the filestream), which is too small a buffer for disk IO.
To speed things up (2 minutes for has...
Meaning of $? (dollar question mark) in shell scripts
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This is the exit status of the last executed command.
For example the command true always ret...
Is it possible to have different Git configuration for different projects?
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12 Answers
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