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Removing multiple files from a Git repo that have already been deleted from disk
... Git repo that I have deleted four files from using rm ( not git rm ), and my Git status looks like this:
29 Answers
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How can I compare two lists in python and return matches
I want to take two lists and find the values that appear in both.
19 Answers
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In a URL, should spaces be encoded using %20 or +? [duplicate]
...8 which specifies %20.
In theory I think you should have %20 before the ? and + after:
example.com/foo%20bar?foo+bar
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SPAN vs DIV (inline-block)
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According to the HTML spec, <span> is an inline element and <div> is a block element. Now that can be changed using the display CSS property but there is one issue: in terms of HTML validation, you can't put block elements inside inline elements so:
<p>...<div>f...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ent Format(PDF) viewer that is built with HTML5.PDF.js is community-driven and supportedby Mozilla Labs. Our goal is to create a general-purpose, web standards-basedplatform for parsing and rendering PDFs.
PDF.js是一个由HTML5建立的PDF阅读器。依托开源社区驱动和Mozilla实验室的...
new keyword in method signature
...e.
So the 'new' keyword is needed to allow you to 'override' non-virtual and static methods.
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Replace whitespaces with tabs in linux
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Use the unexpand(1) program
UNEXPAND(1) User Commands UNEXPAND(1)
NAME
unexpand - convert spaces to tabs
SYNOPSIS
unexpand [OPTION]... [FILE]...
DESCRIPTION
Convert blan...
How to change Hash values?
...my_hash[k] = v.upcase }
or, if you'd prefer to do it non-destructively, and return a new hash instead of modifying my_hash:
a_new_hash = my_hash.inject({}) { |h, (k, v)| h[k] = v.upcase; h }
This last version has the added benefit that you could transform the keys too.
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Asynchronous method call in Python?
...multiprocessing module added in Python 2.6. You can use pools of processes and then get results asynchronously with:
apply_async(func[, args[, kwds[, callback]]])
E.g.:
from multiprocessing import Pool
def f(x):
return x*x
if __name__ == '__main__':
pool = Pool(processes=1) ...
Should a function have only one return statement?
... Agreed. Although having multiple exit point can get out of hand, I definately think it's better than putting your entire function in an IF block. Use return as often as it makes sense to keep your code readable.
– Joshua Carmody
Sep 19 '08 at 20:...