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How can I check if an ip is in a network in Python?
...
This article shows you can do it with socket and struct modules without too much extra effort. I added a little to the article as follows:
import socket,struct
def makeMask(n):
"return a mask of n bits as a long integer"
return (2L<<n-1) - 1
def dottedQuadToNum(ip):
"con...
Testing modules in rspec
...o all editions of your
product, both large and small.
First, factor out the “shared”
behavior:
shared_examples_for "all editions" do
it "should behave like all editions" do
end
end
then when you need define the behavior
for the Large and Small editions,
reference ...
Does Python have an ordered set?
Python has an ordered dictionary . What about an ordered set?
14 Answers
14
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How to have Android Service communicate with Activity
...ve some custom intent in onResume and unregister it in onPause. Then send out that intent from your service when you want to send out your status updates or what have you.
Make sure you wouldn't be unhappy if some other app listened for your Intent (could anyone do anything malicious?), but beyond...
Why should I use core.autocrlf=true in Git?
... repo)
If you want the same config for all users cloning that repo, check out "What's the best CRLF handling strategy with git?", using the text attribute in the .gitattributes file.
Example:
*.vcproj text eol=crlf
*.sh text eol=lf
Note: starting git 2.8 (March 2016), merge markers ...
Search and replace in bash using regular expressions
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Thanks so much! Out of curiosity, why did you switch from a one line version (in your original answer) to a two-liner?
– Lanaru
Oct 24 '12 at 5:30
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Resolving MSB3247 - Found conflicts between different versions of the same dependent assembly
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Change the "MSBuild project build output verbosity" to "Detailed" or above. To do this, follow these steps:
Bring up the Options dialog (Tools -> Options...).
In the left-hand tree, select the Projects and Solutions node, and then select Build and Run.
...
How to find indices of all occurrences of one string in another in JavaScript?
...is case that uses indexOf, so you're back to where you started. As pointed out by Wrikken in the comments, to do this for the general case with regular expressions you would need to escape special regex characters, at which point I think the regex solution becomes more of a headache than it's worth....
sed edit file in place
I am trying to find out if it is possible to edit a file in a single sed command without manually streaming the edited content into a new file and then renaming the new file to the original file name. I tried the -i option but my Solaris system said that -i is an illegal option. Is there a d...
How to concatenate strings of a string field in a PostgreSQL 'group by' query?
...er, with no separator. In order to get a ", " inserted in between them without having it at the end, you might want to make your own concatenation function and substitute it for the "textcat" above. Here is one I put together and tested on 8.3.12:
CREATE FUNCTION commacat(acc text, instr text) RETU...