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What's the significance of Oct 12 1999? [closed]
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PS: Who would win in a fight between Jon Skeet and The Gu?
– Portman
Apr 9 '09 at 4:23
39
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How to duplicate virtualenv
...ng virtualenv-clone package.
To duplicate venv1 to venv2, follow these steps:
Install virtualenv-clone in either venv1 or a dummy virtual environment venv_dummy. To create venv_dummy:
python -m virtualenv venv_dummy
source venv_dummy/bin/activate
To install virtualenv-clone:
(venv_dummy): pip ...
How to deal with SQL column names that look like SQL keywords?
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What about: select TableName.from from TableName; PS: It works in MySQL
– Rudolf Real
Sep 10 '12 at 15:09
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“[notice] child pid XXXX exit signal Segmentation fault (11)” in apache error.log [closed]
...ait for a crash and then look at the backtrace. Do something like this:
$ ps -ef|grep httpd
0 681 1 0 10:38pm ?? 0:00.45 /Applications/MAMP/Library/bin/httpd -k start
501 690 681 0 10:38pm ?? 0:00.02 /Applications/MAMP/Library/bin/httpd -k start
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Now attach gdb...
Sublime Text 2 multiple line edit
...so you can perform other operations like cut, copy and paste column wise.
PS :- If you want to select a rectangular set of data from text, you can also press shift and hold Right Mouse button and then select data in a rectangular fashion. Then press CTRL+SHIFT+L to get the cursor on each line.
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原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
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源码依赖Facebook的folly库，稍加适配改成了独立运行的版本，代码比较简单，实现分配好空间，然后对元素进行原子交换，扩容采用链表的形式，代码可直接运行。
测试代码：
HPHP::AtomicVector<float> v_atom(2, 0.f);
void atom_vecto...
通过FastCGI Cache实现服务降级 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...可能会影响性能，此时没有特别好的解决办法，如果Nginx版本够的话，可以考虑激活fastcgi_cache_revalidate，如此一来，PHP-FPM一旦判断系统处于异常情况，那么可以直接返回304实现缓存续期。
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通过FastCGI Cache实现服务降级，这是...
Converting camel case to underscore case in ruby
... You may want to consider /([^A-Z])([A-Z]+)/ instead, to handle "ALLCAPS" -> "allcaps" instead of "a_ll_ca_ps"
– Nevir
Dec 18 '12 at 4:34
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How to download all files (but not HTML) from a website using wget?
...et will not know about its existence, and hence not download it. ie. it helps if all files are linked to in web pages or in directory indexes.
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ImportError: No module named PIL
...more information about how to use this module from the official tutorial.
PS: In fact, on some installs, import PIL does work, which adds to the confusion. This is confirmed by an example from the documentation, as @JanneKarila found out, and also by some more recent versions of the MacPorts PIL pa...