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How to edit log message already committed in Subversion?
...value to be
permanently discarded, and Subversion
tries to prevent you from doing this
accidentally. However, there are a
couple of ways to get Subversion to
change a revision property.
The first way is for the repository
administrator to enable revision
property modifications. Th...
Using helpers in model: how do I include helper dependencies?
I'm writing a model that handles user input from a text area. Following the advice from http://blog.caboo.se/articles/2008/8/25/sanitize-your-users-html-input , I'm cleaning up the input in the model before saving to database, using the before_validate callback.
...
How to use the pass statement?
...ly understand what it does. Is there a use for this in production code? From your example, I would opt to just not add that method until I'm ready to implement it, or I would simply do return.
– theUtherSide
Aug 28 '18 at 20:00
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How to set an environment variable only for the duration of the script?
...ble to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the present working directory, and then launching t...
PHP Regex to get youtube video ID?
...erested in $v.
To be safe, you don't want to just store all the variables from the parse_url in your namespace (see mellowsoon's comment). Instead store the variables as elements of an array, so that you have control over what variables you are storing, and you cannot accidentally overwrite an exis...
How do I declare and initialize an array in Java?
.../IntStream.html
int [] myIntArray = IntStream.range(0, 100).toArray(); // From 0 to 99
int [] myIntArray = IntStream.rangeClosed(0, 100).toArray(); // From 0 to 100
int [] myIntArray = IntStream.of(12,25,36,85,28,96,47).toArray(); // The order is preserved.
int [] myIntArray = IntStream.of(12,25,36...
“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?
I am trying to send a simple dictionary to a json file from python, but I keep getting the "TypeError: 1425 is not JSON serializable" message.
...
Running a command as Administrator using PowerShell?
... process
[System.Diagnostics.Process]::Start($newProcess);
# Exit from the current, unelevated, process
Exit;
}
# Run your code that needs to be elevated here...
Write-Host -NoNewLine "Press any key to continue...";
$null = $Host.UI.RawUI.ReadKey("NoEcho,IncludeKeyDown");
...
How do I remove newlines from a text file?
I have the following data, and I need to put it all into one line.
19 Answers
19
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How to sort Map values by key in Java?
...shSet. Roughly speaking operations that find or insert an element will go from O(1) to O(Log(N)).
In a HashMap, moving from 1000 items to 10,000 doesn't really affect your time to lookup an element, but for a TreeMap the lookup time will be about 3 times slower (assuming Log2). Moving from 1000 t...