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Check if element exists in jQuery [duplicate]
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feel free to paste your snippet
– lfender6445
Oct 3 '14 at 18:53
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Haskell offline documentation?
...ke dash(OS X)/zeal + generated docsets. This way you'll get the search for free and also will have an option to build your custom docsets. It's no problem to get the 'base' package haddock documentation with either of the projects out of the box. You can build custom docsets with haddocset or dash-h...
Block Declaration Syntax List
...t can be used during callbacks and GCD calls. This instantiation method is free of retain cycles in ARC.
__block return_type (^blockName)(var_type) = [^return_type (var_type varName)
{
if (returnCondition)
{
blockName = nil;
return;
}
// ...
} copy];
blockName(varVa...
How do you use the ellipsis slicing syntax in Python?
...ay([ 0, 2, 4, 6, 8, 10, 12, 14])
In your own implementations, you're free to ignore the contract mentioned above and use it for whatever you see fit.
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Iterate over each line in a string in PHP
...o something with the rest of the lines here...*/
}
//the bit that frees up memory
strtok('', '');
}
If you're only concerned with physical files (eg. datamining):
According to the manual, for the file upload part you can use the file command:
//Create the array
$lines = file( $som...
Stack Memory vs Heap Memory [duplicate]
...s of malloc end up on the heap. Heap memory almost always must be manually freed, though you should really use a smart pointer class or similar to avoid needing to remember to do so. Running out of heap memory can (will?) result in a std::bad_alloc.
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Are there any CSV readers/writer libraries in C#? [closed]
...Project called A Fast CSV Reader. Probably one of the best for C# and it's free.
As far as writing, just use StreamWriter.
Here is some boilerplate code for writing a DataGridView to a file:
private void exportDGVToCSV(string filename)
{
if (dataGridView1.Columns.Count != 0)
{
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Parsing CSV files in C#, with header
...eed to generate csv files then use this one: FileHelpers
Both of them are free and opensource.
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How do I escape a single quote in SQL Server?
...'s Comp" is actually the unicode value.If your client application supports free-key, as well as copy and paste based input, it could be Unicode in some rows, and ASCII in others!
A simple way to confirm this is by doing some kind of open ended query that will bring back the value you are searching f...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网 - 专注IT技能提升
...ther things. The best one that I could come up with within my price range (free) was Chris Maunder's MFC Grid 2.25 [^]. But unfortunately, for me it needed some modifications to get it to work the way I wanted. The one modification I present here is the CGridCellNumeric class, which is used to disp...