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Python - When to use file vs open
...en file and open in Python? When should I use which one? (Say I'm in 2.5)
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How can I easily fixup a past commit?
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Correct way to find max in an Array in Swift
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Alternative timestamping services for Authenticode
...he path to a folder containing the batch file, pfx file and signtool.exe. %2 is the full path to the file being signed. You can call this in your visual studio post build event with something like call "$(SolutionDir)thirdparty\signing\sign.bat" "$(SolutionDir)thirdparty\signing" "$(TargetPath)"
I h...
Correct way to pause Python program
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Seems fine to me (or raw_input() in Python 2.X). Alternatively you could use time.sleep() if y...
java.lang.OutOfMemoryError: Java heap space in Maven
...ens. I googled it for solutions and have tried to export MAVEN_OPTS=-Xmx1024m , but it did not work.
Anyone know other solutions for this problem? I am using maven 3.0
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How do you use NSAttributedString?
...e about the NSAttributedString which was introduced with the iPad SDK 3.2 (or around 3.2) and is available on the iPhone as of iPhone SDK 4.0 beta .
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What is the >>>= operator in C?
...ply 0.
Meanwhile, 0X.1P1 is a hexadecimal floating point literal equal to 2/16 = 0.125. In any case, being non-zero, it's also true as a boolean, so negating it twice with !! again produces 1. Thus, the whole thing simplifies down to:
while( a[0] >>= a[1] )
The operator >>= is a co...
How can I create a self-signed cert for localhost?
...st on OS X:
# Use 'localhost' for the 'Common name'
openssl req -x509 -sha256 -nodes -newkey rsa:2048 -days 365 -keyout localhost.key -out localhost.crt
# Add the cert to your keychain
open localhost.crt
In Keychain Access, double-click on this new localhost cert. Expand the arrow next to "Trust...
How to take column-slices of dataframe in pandas
I load some machine learning data from a CSV file. The first 2 columns are observations and the remaining columns are features.
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