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How to export DataTable to Excel
... What an excellent answer, dude. I don't have scope to give more than one up-vote to your answer, otherwise I could have given even more than 100 up-votes.
– Ashok kumar
Mar 9 '16 at 15:10
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Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
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How should I use git diff for long lines?
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Difference between array_map, array_walk and array_filter
...n (&$v, $k) { $v = floor($v); });
print_r($origarray2);
// this is a more proper use of array_walk
array_walk($origarray1, function ($v, $k) { echo "$k => $v", "\n"; });
// array_map accepts several arrays
print_r(
array_map(function ($a, $b) { return $a * $b; }, $origarray1, $origarra...
GitHub Error Message - Permission denied (publickey)
...itHub has a help page specifically for that error message, and explains in more detail everything you could check.
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What are good grep tools for Windows? [closed]
... fantastic and free.
(I'm still a fan of PowerGREP, but I don't use it anymore.)
I know you already mentioned it, but PowerGREP is awesome.
Some of my favorite features are:
Right-click on a folder to run PowerGREP on it
Use regular expressions or literal text
Specify wildcards for files to includ...
Reverse a string in Python
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@Paolo's s[::-1] is fastest; a slower approach (maybe more readable, but that's debatable) is ''.join(reversed(s)).
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Copy object values in Visual Studio debug mode
...l Studio that I created, called OzCode, which lets you do these thing much more easily through the "Search" and "Compare" features.
UPDATE 2 To answer @ppumkin's question, or new EAP has a new Export feature allows users to Export the variable values to Json, XML, Excel, or C# code.
Full disclosu...
How to map calculated properties with JPA and Hibernate
...read: Hibernate Derived Properties - Performance and Portability.
Without more details, I can't give a more precise answer but the above link should be helpful.
See also:
Section 5.1.22. Column and formula elements (Hibernate Core documentation)
Section 2.4.3.1. Formula (Hibernate Annotations do...
Should I use 'has_key()' or 'in' on Python dicts?
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in is definitely more pythonic.
In fact has_key() was removed in Python 3.x.
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