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Best way to select random rows PostgreSQL
...nd and therefore returns sooner. Of course this bogs down the randomness a bit, but perhaps this is good enough in your case.
Edit: Besides of this considerations, you might check out the already asked questions for this. Using the query [postgresql] random returns quite a few hits.
quick random ...
Can you run GUI applications in a Docker container?
...ple that combines xauth and sed to do that. We need to change the first 16 bits of the nlist output. The value of FamilyWild is 65535 or 0xffff.
docker build -t xeyes - << __EOF__
FROM debian
RUN apt-get update
RUN apt-get install -qqy x11-apps
ENV DISPLAY :0
CMD xeyes
__EOF__
XSOCK=/tmp/.X11...
Understanding NSRunLoop
...need to look at the documentation to discover about run modes, as that's a bit beyond the scope of a general answer.
is run loop inactive when i start the thread?
In most applications, the main run loop will run automatically. However, you are responsible for starting the run loop and r...
How can I tell PyCharm what type a parameter is expected to be?
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I think PyCharm changed it's doc format a bit (see jetbrains.com/help/pycharm/…), but thanks! The lack of intellisense on parameters was driving me insane.
– stubs
Oct 15 '17 at 19:56
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Remove ActiveRecord in Rails 3
... just started work on in Rails 3 beta, both to get a feel for it and get a bit of a head-start. The app uses MongoDB and MongoMapper for all of its models and therefore has no need for ActiveRecord. In the previous version, I am unloading activerecord in the following way:
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Setting up a git remote origin
I have the following repos.
3 Answers
3
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C#: why sign an assembly?
...g with not signing it?
No, it is not necessary but it is a mechanism allowing you to ensure the authenticity of an assembly. It allows you to ensure that an assembly hasn't been tampered with and indeed it origins from this author. It is also necessary if you want to put them into the GAC.
Wha...
Pure CSS to make font-size responsive based on dynamic amount of characters
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Would give 2 ups for this one. CSS solutions for the win!
– Mihkel L.
Feb 8 '14 at 13:59
37
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how to draw smooth curve through N points using javascript HTML5 canvas?
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A bit late, but for the record.
You can achieve smooth lines by using cardinal splines (aka canonical spline) to draw smooth curves that goes through the points.
I made this function for canvas - it's split into three functio...
Things possible in IntelliJ that aren't possible in Eclipse?
...ortcut must be hunted in forums, online help etc while in Idea is a little bit more "natural".
This can be repeated for almost all the features both have, autocomplete, word wrap, quick documentation view, everything. I think the user experience is far more pleasant in Idea than in eclipse. Then t...