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Setting WPF image source in code
...nInit();
logo.UriSource = new Uri("pack://application:,,,/AssemblyName;component/Resources/logo.png");
logo.EndInit();
...
finalImage.Source = logo;
Or shorter, by using another BitmapImage constructor:
finalImage.Source = new BitmapImage(
new Uri("pack://application:,,,/AssemblyName;componen...
Python strftime - date without leading 0?
...
Very nice! Unfortunately doesn't work alone if you want to use textual representation like time.strftime('%A %B %d, %Y'), which yields (now, on English locale) Tuesday October 07, 2014.
– Pekka Klärck
Oct 7 '14 at 14:48
...
How to check for null in Twig?
...riable is undefined (not set) in the twig template, it looks like NULL or none (in twig terms). I'm pretty sure this is to suppress bad access errors from occurring in the template.
Due to the lack of a "identity" in Twig (===) this is the best you can do
{% if var == null %}
stuff in here
{% ...
nginx missing sites-available directory
...getting found by the include statement.
– zeros-and-ones
Sep 24 '16 at 22:20
7
I fixed it, start...
What is the _snowman param in Ruby on Rails 3 forms for?
...ribute, which then tells it to encode all of the characters as UTF-8, even ones that can be encoded in Latin-1.
Keep in mind that in Ruby 1.8, it is extremely trivial to get Latin-1 data into your UTF-8 database (since nothing in the entire stack checks that the bytes that the user sent at any poin...
What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?
...is states1:
You don’t have to qualify the namespace for functions if one or more argument types are defined in the namespace of the function.
A simple code example:
namespace MyNamespace
{
class MyClass {};
void doSomething(MyClass);
}
MyNamespace::MyClass obj; // global obje...
How do I make a list of data frames?
...h n elements.
Reading multiple files into a list of data frames
This is done pretty easily when reading in files. Maybe you've got files data1.csv, data2.csv, ... in a directory. Your goal is a list of data.frames called mydata. The first thing you need is a vector with all the file names. You can...
Convert integer to hexadecimal and back again
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Since this has not been mentioned here: If you use a lowecase x (e.g. ToString("x4) you get a lowercase hex value (e.g. b76).
– Skalli
Feb 28 '14 at 9:17
...
Setting log level of message at runtime in slf4j
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+1 @RichardFearn And one cannot undo the comment upvote after 60 seconds, meh. Feature request is existing meanwhile: bugzilla.slf4j.org/show_bug.cgi?id=133
– jan
Mar 28 '14 at 10:40
...
Generating a PNG with matplotlib when DISPLAY is undefined
...tlib chooses an x-using backend by default. I just had the same problem on one of my servers. The solution for me was to add the following code in a place that gets read before any other pylab/matplotlib/pyplot import:
import matplotlib
# Force matplotlib to not use any Xwindows backend.
matplotli...