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Redirect stderr and stdout in Bash
...
get_pids_of_ppid() {
local ppid="$1"
RETVAL=''
local pids=`ps x -o pid,ppid | awk "\\$2 == \\"$ppid\\" { print \\$1 }"`
RETVAL="$pids"
}
# Needed to kill processes running in background
cleanup() {
local current_pid element
local pids=( "$$" )
running_pids=("${pids...
Why can't stash be applied to the working directory?
... conflicts, and then commit. Git can't be so hard, that I need to add 2 steps in the cycle. Thanks again!
– Miguel Angelo
May 9 '12 at 2:15
2
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Can not connect to local PostgreSQL
...ccess the socket file. To confirm this I've done some tests on Ubuntu and psql to try to generate the same error (included below).
You need to check the permissions on the socket file and its directories /var and /var/pgsql_socket. Your Rails app (OSX user) must have execute (x) permissions on th...
What is MyAssembly.XmlSerializers.dll generated for?
...to Auto, but only one created a serialization DLL.
– ps2goat
Jun 18 '15 at 16:33
4
**Generate Ser...
How to load assemblies in PowerShell?
...class, InitializeStrongNameDictionary(). That lists the dictionary that maps the short names to the strong names. There's almost 750 entries in the library I've looked at.
Update: Now that PowerShell Core 6.0 is open source. For that version, you can skip the above steps and see the code directly...
Reload the path in PowerShell
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if you are installing chocolatey itself and other apps via chocolatey on the same script which modifies the PATH variable, the refreshenv won't work. The refreshenv only works on subseqent shells opened.
– Frank Fu
Aug 2 '18 at 1:47
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Minimal web server using netcat
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Adding -q 1 worked for me on Ubuntu 18.04. Hope that helps.
– EmpathicSage
Jan 16 '19 at 2:47
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Can I run multiple programs in a Docker container?
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So my Docker image file has two line below in the very end:
COPY myStartupScript.sh /usr/local/myscripts/myStartupScript.sh
CMD ["/bin/bash", "/usr/local/myscripts/myStartupScript.sh"]
In my script I run all MySQL, MongoDB, Tomcat etc. In the end I run my Apache as a foreground thread.
source /...
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
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所有内存工具的功能基本相同：构建可执行文件的特定版本（很像在编译时通过使用 -g 标记生成的调试版本）、练习相关应用程序和研究由工具自动生成的报告。请考虑如清单 8 所示的程序。
清单 8. 示例错误
int main()
{...
How does the vim “write with sudo” trick work?
...output, which can be captured by the next piped command.
For example, in ps -ax | tee processes.txt | grep 'foo', the list of processes will be written to a text file and passed along to grep.
+-----------+ tee +------------+
| | -------- | |
| ps -ax ...