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Get MD5 hash of big files in Python
...(rootdir, filename, blocksize=2**20):
m = hashlib.md5()
with open( os.path.join(rootdir, filename) , "rb" ) as f:
while True:
buf = f.read(blocksize)
if not buf:
break
m.update( buf )
return m.hexdigest()
The update above was ...
How to install a gem or update RubyGems if it fails with a permissions error
... in front of your as Michael suggested above.
– serraosays
Apr 13 '13 at 22:19
37
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How to redirect output to a file and stdout
...he OP only wanted stdout, since he mentioned stdout in the subject of the post.
– Zoredache
Oct 1 '14 at 1:30
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How to detect if multiple keys are pressed at once using JavaScript?
I'm trying to develop a JavaScript game engine and I've came across this problem:
13 Answers
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Smallest data URI image possible for a transparent image
...ample, if you have an <img> and you use the tiniest transparent GIF possible, it works fine, however, if you then want your transparent GIF to have a background-image, then this is impossible. For some reason, some GIFs such as the following prevent CSS backgrounds (in some browsers).
Shorte...
What is copy-on-write?
... also used in maintenance of instant snapshot on database servers like Microsoft SQL Server 2005. Instant snapshots preserve a static view of a database by storing a pre-modification copy of data when underlaying data are updated. Instant snapshots are used for testing uses or moment-dependent repor...
How to add a spinner icon to button when it's in the Loading state?
...not working for Safari 6.0.5 (7536.30.1), Chrome 31.0.1604.0 canary on Mac OS X.
– Burak Erdem
Aug 21 '13 at 21:01
16
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SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...ny idea what causes this and how to fix it? I'm using Xcode 5 and running iOS 7.0.4 on device.
20 Answers
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bash: mkvirtualenv: command not found
After following the instructions on Doug Hellman's virtualenvwrapper post , I still could not fire up a test environment.
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Changing Ctrl + Tab behavior for moving between documents in Visual Studio
Is it possible to change how Ctrl + Tab and Shift + Ctrl + Tab work in Visual Studio? I have disabled the popup navigator window, because I only want to switch between items in the tab control. My problem is the inconsistency of what switching to the next and previous document do.
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