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How to get hex color value rather than RGB value?
..."8","9","a","b","c","d","e","f");
//Function to convert rgb color to hex format
function rgb2hex(rgb) {
rgb = rgb.match(/^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/);
return "#" + hex(rgb[1]) + hex(rgb[2]) + hex(rgb[3]);
}
function hex(x) {
return isNaN(x) ? "00" : hexDigits[(x - x % 16) / 16] + hexDig...
Finding # occurrences of a character in a string in Ruby
I'm looking for the Ruby method (1.9...) that can help me find the number of occurrences of a character in a string. I'm looking for all occurrences, not just the first one.
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SQL standard to escape column names?
Is there a SQL standard to escape a column name? If not what works for MySQL and SQLite? does it also work for SQL Server?
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What is the meaning of the planned “private protected” C# access modifier?
...d Language feature implementation status , with planned language features for C# and VB.
6 Answers
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Hidden features of Perl?
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The flip-flop operator is useful for skipping the first iteration when looping through the records (usually lines) returned by a file handle, without using a flag variable:
while(<$fh>)
{
next if 1..1; # skip first record
...
}
Run perldoc perlo...
Xcode variables
...ably Apple's official documentation. The specific variable you are looking for is CONFIGURATION.
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JNI converting jstring to char *
...d with some magic, but that is best avoided; it is probably declared const for a reason. The correct response to your problem is to strcpy from the const char* into a char*. That should provide you with the mutable char* that you want.
– Loduwijk
Jun 20 '17 at ...
How to modify memory contents using GDB?
I know that we can use several commands to access and read memory: for example, print, p, x...
3 Answers
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Position absolute and overflow hidden
...tion: relative and inner <div> to position: absolute. It should work for you.
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What does the -ObjC linker flag do?
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