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CSS Selector for
...uts based on their type? I have a disabled class I use on various disabled form elements, and I'm setting the background color for text boxes, but I don't want my checkboxes to get that color.
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How to create file execute mode permissions in Git on Windows?
...ode is 0644 (ie, not executable). However, we can mark it as executable before committing:
C:\Temp\TestRepo>git update-index --chmod=+x foo.sh
C:\Temp\TestRepo>git ls-files --stage
100755 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 foo.sh
And now the file is mode 0755 (executable).
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Rails.env vs RAILS_ENV
...es when checking what env one is running in. What's preferred? Are they, for all intents and purposes equal?
5 Answers
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What does the arrow operator, '->', do in Java?
...eters (left-side) from the implementation (right side).
The general syntax for using lambda expressions is
(Parameters) -> { Body } where the -> separates parameters and lambda expression body.
The parameters are enclosed in parentheses which is the same way as for methods and the lambda expre...
Operation on every pair of element in a list
... It does exactly what you describe.
import itertools
my_list = [1,2,3,4]
for pair in itertools.product(my_list, repeat=2):
foo(*pair)
This is equivalent to:
my_list = [1,2,3,4]
for x in my_list:
for y in my_list:
foo(x, y)
Edit: There are two very similar functions as well, pe...
How to convert .pfx file to keystore with private key?
...found with Mac OS X.
The following two commands convert the pfx file to a format that can be opened as a Java PKCS12 key store:
openssl pkcs12 -in mypfxfile.pfx -out mypemfile.pem
openssl pkcs12 -export -in mypemfile.pem -out mykeystore.p12 -name "MyCert"
NOTE that the name provided in the seco...
Difference between path.normalize and path.resolve in Node.js
...
Nice. Thanks for the answer! This has been bugging me for a while. The Node docs, while they are typically quite nice, left me a bit puzzled on this one.
– BMiner
May 31 '12 at 0:46
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What does the filter parameter to createScaledBitmap do?
...cates that (at least by default) the FILTER flag causes it to do a straightforward bilinear interpolation. Check Wikipedia or your favorite graphics reference to see what the expected consequences are. Traditionally, you want to do bilinear or bicubic interpolation when upsizing images, and area a...
Check if class already assigned before adding
... is it recommended to check if a class is already assigned to an element before adding that class? Will it even have any effect at all?
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Deserialize from string instead TextReader
...s in your usings, or the extension methods will not work! The only reason for using 'this' is to make it an extension method, it's completely safe to remove it.
– Elmer
Mar 2 '10 at 4:58
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