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How to create a unique index on a NULL column?
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I disagree that it "violates the purpose of uniques" -- NULL is a special value in SQL (similar in many ways to NaN) and needs to be treate...
How do I create a WPF Rounded Corner container?
... kobusbkobusb
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C++使用OLE/COM高速读写EXCEL的源码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...uto_exclude
using namespace Excel;
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注：以上的路径根据自己电脑的不同情况分别设置，不过前提是一定得装了Excel。
3、操作Excel步骤
操作Excel的主要步骤如下：
（1）创建一个Excel应用程序。
（2）得到Workbook的容器。
（3）打...
Checkout subdirectories in Git?
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Pat NotzPat Notz
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urlencode vs rawurlencode?
...86 vs 1738. rawurlencode prior to php 5.3 encoded the tilde character (~) according to RFC 1738. As of PHP 5.3, however, rawurlencode follows RFC 3986 which does not require encoding tilde characters.
urlencode encodes spaces as plus signs (not as %20 as done in rawurlencode)(see http://us2.php.net...
Why all the Active Record hate? [closed]
...re clever interface for reading lists of log-entries (many, many ways, the sky is the limit). Coders should dare to invent new abstractions to realize their application logic that fit the intended application, and not stupidly re-implement silly patterns, that sound good on first sight!
D) the appl...
How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”
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@Dan, don't forget to mark the answer as accepted (click the checkmark image on the left) if it solved your problem.
– zneak
Nov 15 '11 at 6:45
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Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
...tell you if any string that you enter is a valid JavaScript variable name according to ECMAScript 5.1 and Unicode 6.1.
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“X-UA-Compatible” content=“IE=9; IE=8; IE=7; IE=EDGE”
...edited Jun 8 '18 at 19:02
mikemaccana
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answered Jan 30 '13 at 18:39
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How to automatically generate a stacktrace when my program crashes
I am working on Linux with the GCC compiler. When my C++ program crashes I would like it to automatically generate a stacktrace.
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