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How to connect to my http://localhost web server from Android Emulator
What can I do in the Android emulator to connect it to my localhost web server page at http://localhost or http://127.0.0.1 ?
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Convert Pandas column containing NaNs to dtype `int`
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@jsc123 you can use the object dtype. This comes with a small health warning but for the most part works well.
– Andy Hayden
May 19 '15 at 15:16
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Difference between java.util.Random and java.security.SecureRandom
...t clearly shows that you should never use an LCG for security-critical purposes. This also means that your random numbers are predictable right now, something you don't want for session IDs and the like.
How to break a Linear Congruential Generator
The assumption that an attacker would have to wai...
Bash script to cd to directory with spaces in pathname
I'm using Bash on macOS X and I'd like to create a simple executable script file that would change to another directory when it's run. However, the path to that directory has spaces in it. How the heck do you do this? This is what I have...
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How do I make background-size work in IE?
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@Gaurav123 try -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover;
– honk31
Feb 7 '14 at 13:16
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How to remove all subviews of a view in Swift?
...T: (thanks Jeremiah / Rollo)
By far the best way to do this in Swift for iOS is:
view.subviews.forEach({ $0.removeFromSuperview() }) // this gets things done
view.subviews.map({ $0.removeFromSuperview() }) // this returns modified array
^^ These features are fun!
let funTimes = ["Awesome","Craz...
finding and replacing elements in a list
...,4,5,1,2,3,4,5,1,12]
for i in range (len(a)):
if a[i]==2:
a[i]=123
You can use a for and or while loop; however if u know the builtin Enumerate function, then it is recommended to use Enumerate.1
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How can I make an EXE file from a Python program? [duplicate]
... answered Sep 8 '08 at 4:10
Josh SegallJosh Segall
3,82044 gold badges2727 silver badges2424 bronze badges
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Switching to landscape mode in Android Emulator
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[ctrl+f11] works on my Macbook Pro OS X Lion (10.7.5) [ctrl+fn+f11] DOES NOT.
– Roy Hinkley
Apr 29 '13 at 22:08
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What exactly does stringstream do?
...her numerical types. The usage of stringstream is similar to the usage of iostream, so it is not a burden to learn.
Stringstreams can be used to both read strings and write data into strings. It mainly functions with a string buffer, but without a real I/O channel.
The basic member functions of st...