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Create a folder if it doesn't already exist
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edited Jun 3 at 20:27
reformed
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an...
How to remove an item from an array in AngularJS scope?
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edited Jan 10 '13 at 5:09
answered Jan 10 '13 at 4:11
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What is the relationship between UIView's setNeedsLayout, layoutIfNeeded and layoutSubviews?
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edited Nov 4 '14 at 0:35
answered May 28 '10 at 18:54
n...
Convert SVG to PNG in Python
...disk:
import cairo
import rsvg
img = cairo.ImageSurface(cairo.FORMAT_ARGB32, 640,480)
ctx = cairo.Context(img)
## handle = rsvg.Handle(<svg filename>)
# or, for in memory SVG data:
handle= rsvg.Handle(None, str(<svg data>))
handle.render_cairo(ctx)
img.write_to_png("svg.png")
Upd...
Pass Variables by Reference in Javascript
How do I pass variables by reference in JavaScript? I have 3 variables that I want to perform several operations to, so I want to put them in a for loop and perform the operations to each one.
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In Python, how do I read the exif data for an image?
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Nicolas Gervais
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answered Jan 22 '11 at 0:21
paynepayne
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Should I use Java date and time classes or go with a 3rd party library like Joda Time?
...ke me at 7am wherever I am") and an instant in time ("I'm calling James at 3pm PST; it may not be 3pm where he is, but it's the same instant")
I believe it makes it easier to update the timezone database, which does change relatively frequently
It has a good immutability story, which makes life a lo...
How to evaluate http response codes from bash/shell script?
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329
I haven't tested this on a 500 code, but it works on others like 200, 302 and 404.
response=$(...
Disable ActiveRecord for Rails 4
...cations:
1. Remove database adapter gems from your Gemfile (mysql2, sqlite3, etc.)
2. Change your config/application.rb
Remove require 'rails/all line and require frameworks (among those available in your rails version, the list varies, do not just copy) you want to use, for example:
require "ac...
What is the “Execute Around” idiom?
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3
So it's like in C where you have a function that you pass in a function pointer to do some work?
– Paul Tomblin
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