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Get top n records for each group of grouped results
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Taryn♦Taryn
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VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
VC DDE（Dynamic Data Exchange）与EXCEL连接 项目中遇到需要通过VC数据处理，并实时监测中间以及最终数据的方式，由于数据量大，并且现有的WINDOWS下现实界面都不能很好的实时显示。WINDOWS DDE功能可能实现项目这个需求。项目中遇到...
sed one-liner to convert all uppercase to lowercase?
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answered Jan 3 '11 at 1:52
magnetarmagnetar
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How to convert a char array to a string?
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375
The string class has a constructor that takes a NULL-terminated C-string:
char arr[ ] = "This...
Android Writing Logs to text File
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outkkastoutkkast
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Printing Java Collections Nicely (toString Doesn't Return Pretty Output)
...<Integer> object as nicely as the Eclipse debugger does (i.e. [1,2,3...] ) but printing it with out = "output:" + stack doesn't return this nice result.
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Unlink of file failed
...ary 2016
That should be fixed in Git 2.8 (March 2016) (and see Git 2.19, Q3 2018 below)
See commit d562102, commit dcacb1b, commit df617b5, commit 0898c96 (13 Jan 2016) by Johannes Schindelin (dscho).
(Merged by Junio C Hamano -- gitster -- in commit 3c80940, 26 Jan 2016)
fetch: release pack...
map vs. hash_map in C++
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134
They are implemented in very different ways.
hash_map (unordered_map in TR1 and Boost; use tho...
SQL injection that gets around mysql_real_escape_string()
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385
Consider the following query:
$iId = mysql_real_escape_string("1 OR 1=1");
$sSql = "SELEC...