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How to find out the number of CPUs using python
...mber of processors available to your current process, you have to check cpuset first. Otherwise (or if cpuset is not in use), multiprocessing.cpu_count() is the way to go in Python 2.6 and newer. The following method falls back to a couple of alternative methods in older versions of Python:
import ...
What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
...h> is either a specific file or a directory to be
set as the root of the web server. Use this if you
have a directory full of HTML, cgi, php3, epy, or rpy
files or any other files that you want to be served up
...
How do I skip an iteration of a `foreach` loop?
In Perl I can skip a foreach (or any loop) iteration with a next; command.
8 Answers
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Which is faster: Stack allocation or Heap allocation
...ation took 0.15354 seconds, heap allocation took 0.834044 seconds with -O0 set, making Linux heap allocation only slower on a factor of about 5.5 on my particular machine.
– Taywee
Oct 13 '13 at 12:06
...
Is a GUID unique 100% of the time?
Is a GUID unique 100% of the time?
22 Answers
22
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Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
...编码方案. Unicode的学名是"Universal Multiple-Octet Coded Character Set",
简称为UCS. UCS可以看作是"Unicode Character Set"的缩写.
Unicode当然是一个很大的集合, 现在的规模可以容纳100多万个符号. 每个符号的编码都
不一样, 比如, U+0639表示阿拉...
Error - trustAnchors parameter must be non-empty
...d my truststore in ${CATALINA_HOME}\conf but CATALINA_HOME was not getting set so Tomcat was looking under \conf for the truststore.
– SingleShot
Feb 21 '12 at 21:03
4
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What is an existential type?
...riable appearing on the right must also appear on the left […]
Example set-up:
The following pseudo-code is not quite valid Java, even though it would be easy enough to fix that. In fact, that's exactly what I'm going to do in this answer!
class Tree<α>
{
α value;
Tree<...
How to enable MySQL Query Log?
...log #works for mysql < 5.1.29
Also, to enable it from MySQL console
SET general_log = 1;
See http://dev.mysql.com/doc/refman/5.1/en/query-log.html
For mysql 5.1.29+
With mysql 5.1.29+ , the log option is deprecated. To specify the logfile and enable logging, use this in my.cnf in the [mys...
Weird “[]” after Java method signature
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