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How do I update zsh to the latest version?
I recently switched to zsh on my Terminal.app on my OS X machine successfully. The version number of zsh is 4.3.11.
6 Answe...
Sending POST data in Android
... params[0]; // URL to call
String data = params[1]; //data to post
OutputStream out = null;
try {
URL url = new URL(urlString);
HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
out = new B...
HTML 5 tag vs Flash video. What are the pros and cons?
...y out; <video> support is ubiquitous, including mobile devices. Almost anything that Flash could do, HTML can now do too. HTML won, Flash lost. If you're pondering on how to embed video in your page, just use <video> and don't give it a second thought. This question is only preserved...
Run function from the command line
... That's true, but I wouldn't recommend that solution beyond test purposes
– Wolph
Apr 26 '18 at 20:12
@Wolph hey...
Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ervers”个子进程后，为了满足MinSpareServers设置的需要创建一个进程，等待一秒钟，继续创建两个，再等待一秒钟，继续创建四个……如此按指数级增加创建的进程数，最多达到每秒32个，直到满足MinSpareServers设置的值为止。这就...
Command to get time in milliseconds
...
date +%s%N returns the number of seconds + current nanoseconds.
Therefore, echo $(($(date +%s%N)/1000000)) is what you need.
Example:
$ echo $(($(date +%s%N)/1000000))
1535546718115
date +%s returns the number of seconds since the epoch, if that's useful.
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How to determine CPU and memory consumption from inside a process?
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Linux
On Linux the choice that seemed obvious at first was to use the POSIX APIs like getrusage() etc. I spent some time trying to get this to work, but never got meaningful values. When I finally checked the kernel sources themselves, I found out that apparently these APIs are not yet completel...
How can I strip first X characters from string using sed?
...{var:5}
Are you sure bash is the shell executing your script?
Even the POSIX-compliant
var=${var#?????}
would be preferable to using an external process, although this requires you to hard-code the 5 in the form of a fixed-length pattern.
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Confused by python file mode “w+”
...tiple parameters. r, w, or a are exclusive, but b can be added to any of those, as can +, or U... It's a combinatorial explosion.
– rmunn
Oct 3 '14 at 6:41
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Post-install script with Python setuptools
Is it possible to specify a post-install Python script file as part of the setuptools setup.py file so that a user can run the command:
...