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How to obtain the number of CPUs/cores in Linux from the command line?
...t both of these will end up counting twice as many cores as actually exist if you're on a system with hyperthreading (e.g, P4, or Core i7).
– duskwuff -inactive-
Jun 26 '11 at 0:04
...
Make Bootstrap Popover Appear/Disappear on Hover instead of Click
... which is the better option, JS initialization or data-attributes ? Even if I use data-attributes, I still would have to call $("#popover").popover(); from my JavaScript.
– Bailey
Jan 3 '18 at 7:58
...
How to escape apostrophe (') in MySql?
...l and long-term choice than using a backslash to escape the single-quote.
Now if you also want to add choice of language, choice of SQL database and its non-standard quirks, and choice of query framework to the equation, then you might end up with a different choice. You don't give much information...
Best practices with STDIN in Ruby?
...sed via command line that contains login
ARGF.each do |line|
puts line if line =~ /login/
end
Thank goodness we didn’t get the diamond operator in Ruby, but we did get ARGF as a replacement. Though obscure, it actually turns out to be useful. Consider this program, which prepends copyright h...
How do I get an ISO 8601 date on iOS?
...SCalendar calendarWithIdentifier:NSCalendarIdentifierGregorian]];
NSDate *now = [NSDate date];
NSString *iso8601String = [dateFormatter stringFromDate:now];
And in Swift:
let dateFormatter = DateFormatter()
let enUSPosixLocale = Locale(identifier: "en_US_POSIX")
dateFormatter.locale = enUSPosixL...
Automatically import modules when entering the python or ipython interpreter
...e environment variable PYTHONSTARTUP. From the official documentation:
If this is the name of a readable file, the Python commands in that
file are executed before the first prompt is displayed in interactive
mode. The file is executed in the same namespace where interactive
commands are e...
nodejs get file name from absolute path?
If there any API could retrieve file name from an absolute file path?
7 Answers
7
...
Boost Statechart vs. Meta State Machine
...you very much. It's a delight to hear the opinion of the developer itself! Now we only need the response of Andreas Huber :)
– FireAphis
Nov 28 '10 at 7:29
16
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腾讯Tencent开源框架介绍（持续更新） - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...o_cond_timedwait切出协程，等待再次不为空
while (true)
{
if (env->task_queue.empty())
{
co_cond_timedwait(env->cond, -1);
continue;
}
stTask_t* task = env->task_queue.front();
env->task_queue.pop();
printf("%s:%d consume task %d\n", __func__, __LINE__, task->...
关于 __VA_ARGS__ 宽字符版本的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
关于 __VA_ARGS__ 宽字符版本的问题在写一个可变参数的记录日志函数，考虑到宽字符（Unicode版本）时：#define WIDEN2(x) L ## x#define WIDEN(x) WIDEN2(x)#define __...在写一个可变参数的记录日志函数，考虑到宽字符（Unicode版本）时：
#defin...