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^M at the end of every line in vim
...trip out the DOS line endings is to use the ff option:
:set ff=unix
:wq
Now your file is back to the good-old-Unix-way.
If you want to add the DOS line-endings (to keep a printer happy, or transfer files with Windows friends who don't have nice tools) you can go the opposite direction easily:
:...
remove None value from a list without removing the 0 value
...t;>> L = [0, 23, 234, 89, None, 0, 35, 9]
>>> [x for x in L if x is not None]
[0, 23, 234, 89, 0, 35, 9]
Just for fun, here's how you can adapt filter to do this without using a lambda, (I wouldn't recommend this code - it's just for scientific purposes)
>>> from operator ...
How do I install Maven with Yum?
...-maven/epel-apache-maven.repo -O /etc/yum.repos.d/epel-apache-maven.repo
Now you can install maven like this:
yum install apache-maven
Once done, maven 3 will be installed and mvn -version will show you which version you've got - I had 3.2.1.
This worked perfectly for me on CentOS 6 with one e...
What is a Python equivalent of PHP's var_dump()? [duplicate]
... is to do
from pprint import pprint
pprint(globals())
pprint(locals())
If you are running in CGI, a useful debugging feature is the cgitb module, which displays the value of local variables as part of the traceback.
shar...
Can I use __init__.py to define global variables?
...e:
>>> from mypackage import mymodule
my constant is 42
Still, if you do have constants, it would be reasonable (best practices, probably) to put them in a separate module (constants.py, config.py, ...) and then if you want them in the package namespace, import them.
mypackage/__init__....
Count characters in textarea
...why your code doesn't work if what you posted was incomplete, but without knowing that I can't know for sure.
<!DOCTYPE html>
<html>
<head>
<script src="http://code.jquery.com/jquery-1.5.js"></script>
<script>
function countChar(val) {
var...
Can I redirect the stdout in python into some sort of string buffer?
...licit save as I've done, since someone else could have replaced stdout and if you use stdout, you'd clobber their replacement.
– Ned Batchelder
Aug 2 '09 at 14:25
5
...
Embed git commit hash in a .Net dll
...on. The Microsoft.NET.Sdk (meaning you must be using an sdk-style project) now includes support for adding the commit hash to both the assembly informational version as well as to the nuget package metadata, if some conditions are met:
The <SourceRevisionId> property must be defined. This can...
How do I resolve configuration errors with Nant 0.91?
...click the button labelled Unblock, then click OK on the Properties window. Now, extract the file to your desired location, ensure it is on the system path, open a new command line and NAnt should run successfully.
share
...
Render a variable as HTML in EJS
...ld ejs (v0.5.x, 0.8.5, v1.0.0) is available here https://github.com/tj/ejs
Now with ejs you can do even more. You can use:
Escaped output with <%= %> (escape function configurable)
Unescaped raw output with <%- %>
Newline-trim mode ('newline slurping') with -%> ending tag
Whitespace-...