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how to change default python version?
...ch python3
/Library/Frameworks/Python.framework/Versions/3.2/bin/python3
$ cd /Library/Frameworks/Python.framework/Versions/3.2/bin/
$ ls -l
total 384
lrwxr-xr-x 1 root admin 8 Apr 28 15:51 2to3@ -> 2to3-3.2
-rwxrwxr-x 1 root admin 140 Feb 20 11:14 2to3-3.2*
lrwxr-xr-x 1 root admin ...
A cron job for rails: best practices?
...ntry to run rake task would be something like: 30 4 * * * /bin/bash -l -c 'cd /opt/railsapp && RAILS_ENV=production rake cron --silent'
– tardate
Jul 12 '11 at 10:08
1
...
How can I make git ignore future revisions to a file?
...ered May 20 '13 at 14:34
Haddon CD.Haddon CD.
14855 bronze badges
add ...
Automatically start forever (node) on system restart
...nd then powered on - this cron job won't execute.
– ecdeveloper
May 17 '13 at 11:25
6
What makes ...
Batch file to copy directories recursively
... this subdir, for example:
copy *.* C:\dest\dir
for /D %%d in (*) do (
cd %%d
call :treeProcess
cd ..
)
exit /b
Windows Batch File Looping Through Directories to Process Files?
share
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...
How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
...' >> ~/.bashrc
. ~/.bashrc
mkdir ~/local
mkdir ~/node-latest-install
cd ~/node-latest-install
curl http://nodejs.org/dist/node-latest.tar.gz | tar xz --strip-components=1
./configure --prefix=~/local
make install # ok, fine, this step probably takes more than 30 seconds...
curl http://npmjs.or...
extra qualification error in C++
...herwise, you get an undefined reference. coliru.stacked-crooked.com/a/8f8a0cd3f9db6c94 coliru.stacked-crooked.com/a/6cd1efe94c09d521
– Zoe
May 20 at 9:19
add a comment
...
Where can I get a list of Ansible pre-defined variables?
...articular host.
Here is the output for my vagrant virtual machine called scdev:
scdev | success >> {
"ansible_facts": {
"ansible_all_ipv4_addresses": [ ...
libxml install error using pip
...wnvote? This is the correct answer. It says "Python.h 没有那个文件或目录" Which means "no such file or directory". The python header files are missing. Install them and it will work.
– Lennart Regebro
Mar 3 '11 at 21:59
...
git working on two branches simultaneously
...it 2.5+ (Q2 2015) supports this feature!
If you have a git repo cool-app, cd to root (cd cool-app), run git worktree add ../cool-app-feature-A feature/A. This checks out the branch feature/A in it's own new dedicated directory, cool-app-feature-A.
That replaces an older script contrib/workdir/git-...