大约有 44,000 项符合查询结果（耗时：0.0482秒） [XML]
How to ssh to vagrant without actually running “vagrant ssh”?
I would like to reproduce the way Vagrant logs in to my VM within a shell script using an ssh command, so I create an alias to my Vagrant instance.
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MacOSX homebrew mysql root password
... It happens when you install mysql via homebrew and run the initialization script (mysql_install_db) before starting the mysql daemon.
To fix it, you can delete mysql data files, restart the service and then run the initialization script:
launchctl unload -w ~/Library/LaunchAgents/homebrew.mxcl.my...
Can gcc output C code after preprocessing?
... > code_after.cpp
(Doesn't have to be 'cpp'.) There's an excellent description of this usage at http://www.cs.tut.fi/~jkorpela/html/cpre.html.
The "-traditional-cpp" preserves whitespace & tabs.
share
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How to copy a directory structure but only include certain files (using windows batch files)
... I needed to copy all photos from folders and subfolders, this batch script helped. Just changed the line set FILENAMES_TO_COPY=data.zip info.txt above to set FILENAMES_TO_COPY=*.jpg
– Kai Noack
May 8 '16 at 20:48
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How to secure MongoDB with username and password
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Here is a javascript code to add users.
Start mongod with --auth = true
Access admin database from mongo shell and pass the javascript file.
mongo admin "Filename.js"
"Filename.js"
// Adding admin user
db.addUser("admin_username", " ...
Find and Replace Inside a Text File from a Bash Command
...Bash to invoke anything, including your own compiled programs, other shell scripts, Python and Perl scripts etc.
In this case, there are a couple of ways to do it.
If you want to read a file, and write it to another file, doing search/replace as you go, use sed:
sed 's/abc/XYZ/g' <infile >o...
How to create new tmux session if none exists
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Although I find rampion's answer is sufficient for using 1 session, this script lets you setup multiple sessions:
SESSIONS="work play"
function has-session {
tmux has-session -t $1 2>/dev/null
}
function except
{
if [ "$?" -eq 1 ] ; then
$1
fi
}
# Configure your session...
Determine installed PowerShell version
...ion
To determine the version of PowerShell that is installed from a .ps1 script, you can use the following one-liner, as detailed on PowerShell.com in Which PowerShell Version Am I Running.
$isV2 = test-path variable:\psversiontable
The same site also gives a function to return the version:
fu...
Is it possible to use JS to open an HTML select to show its option list? [duplicate]
Is it possible to use JavaScript to open an HTML select to show its option list?
11 Answers
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How to stop flask application without using ctrl-c
...ant to implement a command which can stop flask application by using flask-script.
I have searched the solution for a while. Because the framework doesn't provide "app.stop()" API, I am curious about how to code this. I am working on Ubuntu 12.10 and Python 2.7.3.
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