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How do I use the conditional operator (? :) in Ruby?
... Small edit puts (true ? "true" : "false") with parenthesis. Otherwise the order of operations is not clear. When I first read this I was confused as I read it as (puts true) ? "true" : "false" then expected puts to return the boolean which then became the string value.
– Fres...
Matplotlib make tick labels font size smaller
...omeone :)
Bonus points if anyone knows how to adjust the font size of the order of magnitude label.
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How random is JavaScript's Math.random?
...andom gives you an uniform distribution of numbers.
If you want different orders of magnitude, I would suggest using an exponential function to create what's called a power law distribution:
function random_powerlaw(mini, maxi) {
return Math.ceil(Math.exp(Math.random()*(Math.log(maxi)-Math.log...
How to fast-forward a branch to head?
... reset first do git reflog, that displays the state of the HEAD in reverse order, find the hash the HEAD was pointing to before the reset operation (usually obvious) and hard reset the branch to that hash.
Executing Batch File in C#
... You could try to dump out the contents of the output and error streams in order to find out what's happening:
static void ExecuteCommand(string command)
{
int exitCode;
ProcessStartInfo processInfo;
Process process;
processInfo = new ProcessStartInfo("cmd.exe", "/c " + command);
...
google chrome extension :: console.log() from background page?
...an still use console.log(), but it gets logged into a separate console.
In order to view it - right click on the extension icon and select "Inspect popup".
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Why is division in Ruby returning an integer instead of decimal value?
...t are floats to begin with. I've built a prime number generator in Ruby in order to learn the syntax, now I'm optimizing it to learn what works best. Here's the benchmark I put together: require 'base64';require 'zlib';puts Zlib.inflate(Base64.decode64("eJxlkMEOwiAQRO98hekFuGzxQEwPXvwR01ZqiYHqBk2Tln...
WPF and initial focus
...ion.First));
This will automatically select the first control in the tab order, so it's a general solution that should be able to be dropped into any window and Just Work.
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Android - Package Name convention
...l files while developing on android).
The reason for having it in reverse order is to do with the layout on the storage media. If you consider each period ('.') in the application name as a path separator, all applications from a publisher would sit together in the path hierarchy.
So, for instance,...
Postgresql: password authentication failed for user “postgres”
... Note, that pg_hba.conf must have the postgres user set to ident in order for the first steps to work. If you already set it to md5 or something else, you won't be able to auto-login.
– Cerin
Sep 28 '13 at 23:33
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