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Caveats of select/poll vs. epoll reactors in Twisted
... cost of a select call goes roughly with the value of the highest numbered file descriptor you pass it. If you select on a single fd, 100, then that's roughly twice as expensive as selecting on a single fd, 50. Adding more fds below the highest isn't quite free, so it's a little more complicated t...
How do I use Java to read from a file that is actively being written to?
I have an application that writes information to file. This information is used post-execution to determine pass/failure/correctness of the application. I'd like to be able to read the file as it is being written so that I can do these pass/failure/correctness checks in real time.
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Get current batchfile directory
...nly variable %CD% keeps the path of the caller of the batch, not the batch file location.
You can get the name of the batch script itself as typed by the user with %0 (e.g. scripts\mybatch.bat). Parameter extensions can be applied to this so %~dp0 will return the Drive and Path to the batch script ...
Perl build, unit testing, code coverage: A complete working example
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|----------> t
In the "lib" directory, create a text file named "HelloPerlBuildWorld.pm". This file is your Perl module that you will be building and testing. Paste the following content into this file:
use strict;
use warnings;
package HelloPerlBuildWorld;
$HelloPerlBuildW...
How do I read a text file of about 2 GB? [duplicate]
I have a .txt file whose memory is more than 2 GB. The problem is I cannot open it with Notepad, Notepad++ or any other editor programs.
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Where is my .vimrc file?
... save my settings. The problem I am having is that I cannot find my .vimrc file, and it is not in the standard /home/user/.vimrc location. How might I find this file?
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SyntaxError: Non-ASCII character '\xa3' in file when function returns '£'
.... You can start by putting # -*- coding: utf-8 -*- at the top of your .py file. To get more advanced, you can also define encodings on a string by string basis in your code. However, if you are trying to put the pound sign literal in to your code, you'll need an encoding that supports it for the ...
how to get program files x86 env variable?
I would like to know how I can display the location of Program Files (x86) in command prompt. I'm using Windows 7 64bit.
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How to create full compressed tar file using Python?
How can I create a .tar.gz file with compression in Python?
6 Answers
6
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git difftool, open all diff files immediately, not in serial
The default git diff behavior is to open each diff file in serial (wait for previous file to be closed before opening next file).
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