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Postgres: INSERT if does not exist already
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edited Apr 30 at 13:19
a_horse_with_no_name
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Convert php array to Javascript
...s, "\0..\37\"\\") . '"';
}
function js_array($array)
{
$temp = array_map('js_str', $array);
return '[' . implode(',', $temp) . ']';
}
echo 'var cities = ', js_array($php_cities_array), ';';
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NoSql vs Relational database
...n Image, both with no meta-data attached.
– I GIVE CRAP ANSWERS
Nov 12 '10 at 1:21
2
Well, you ca...
How do I initialize an empty array in C#?
... with one element where that element is null.
– rory.ap
Sep 27 '13 at 14:24
15
@roryap - No. It r...
VIM Replace word with contents of paste buffer?
... typing " then the name (single character) of the register, like "ay then "ap to yank into register a, then put the contents of register a. Same goes for a change command. In this case, if you don't want the text you remove with the change command to go anywhere, you can use the black hole register ...
内存调试技巧：C 语言最大难点揭秘 - C/C++ - 清泛网 - 专注C/C++及内核技术
...放后立即被覆盖，并且新指向的值不同于预期值，也很难识别出新值是错误值。
悬空指针不断威胁着 C 或 C++ 程序的运行状态。
数组边界违规
数组边界违规十分危险，它是内存错误管理的最后一个主要类别。回头看一下清...
Apache Prefork vs Worker MPM
Looking at the Apache config file, I see Prefork and Worker MPM defined. What is the difference and which one is Apache using?
...
一个自媒体的运营手记：我做公众号已经两年多了 - 资讯 - 清泛网 - 专注C/C...
...图片的时候，在图片上写明了操作步骤，点击放大，长按识别，然后选择“识别图中的二维码”关注，这个方法，一方面可以减少我的工作量，一方面也方面用户，经过试验之后，发了5000个好友，80%用户都关注了，这个就是效...
C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
...o refer to these events as Address or Bus errors.
Segmentation is one approach to memory management and protection in the operating system. It has been superseded by paging for most purposes, but much of the terminology of segmentation is still used, "segmentation fault" being an example. Some ...
.gitignore for Visual Studio Projects and Solutions
...
Well, I dont know (enough?) to say its a bug. I just happend to be using Publish/ as a Controller name, and as Project Folder names. I think this is just an edge case. Just something to save a few hours of your life :)
– Rex Whitten
Oct 30 ...