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How to ssh to vagrant without actually running “vagrant ssh”?
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I've had to re-implement "vagrant ssh" because it's -c option didn't pass on arguments properly. This is basically what it does (there might be more, but it works fine this way)
#!/bin/sh
PORT=$(vagrant ssh-config | grep Port | grep -o '[0-9]\+...
How do I find the absolute url of an action in ASP.NET MVC?
I need to do something like this:
9 Answers
9
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How to drop a PostgreSQL database if there are active connections to it?
...nd(pg_stat_activity.pid)
FROM pg_stat_activity
WHERE pg_stat_activity.datname = 'TARGET_DB' -- ← change this to your DB
AND pid <> pg_backend_pid();
PostgreSQL 9.1 and below:
SELECT pg_terminate_backend(pg_stat_activity.procpid)
FROM pg_stat_activity
WHERE pg_stat_activity.datname = 'TA...
How can I remove a trailing newline?
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Try the method rstrip() (see doc Python 2 and Python 3)
>>> 'test string\n'.rstrip()
'test string'
Python's rstrip() method strips all kinds of trailing whitespace by default, not just one newline as Perl does with chomp....
How to list all the files in a commit?
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Preferred Way (because it's a plumbing command; meant to be programmatic):
$ git diff-tree --no-commit-id --name-only -r bd61ad98
index.html
javascript/application.js
javascript/ie6.js
Another Way (less preferred for scripts, because it's a porcelain command; meant to b...
Django filter versus get for single object?
I was having a debate on this with some colleagues. Is there a preferred way to retrieve an object in Django when you're expecting only one?
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How to strip all whitespace from string
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Taking advantage of str.split's behavior with no sep parameter:
>>> s = " \t foo \n bar "
>>> "".join(s.split())
'foobar'
If you just want to remove spaces instead of all whitespace:
>>> s.replace(" ", "")
'\tfoo\nbar'
Premature optimization
Even t...
How do I change selected value of select2 dropdown with JqGrid?
...t would be possible to change the currently selected value in the dropdown menu.
16 Answers
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Is it possible to forward-declare a function in Python?
...sed, and defining it afterwards is impossible, what about defining it in some other module?
Technically you still define it first, but it's clean.
You could create a recursion like the following:
def foo():
bar()
def bar():
foo()
Python's functions are anonymous just like values are an...
emacs, unsplit a particular window split
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Thanks, that gave me the answer. To be precise, C-u C-x 0 resulted the effect I wanted.
– kindahero
Mar 19 '11 at 15:03
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