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Difference between __str__ and __repr__?
...e, if you implement an IP abstraction, having the str of it look like 192.168.1.1 is just fine. When implementing a date/time abstraction, the str can be "2010/4/12 15:35:22", etc. The goal is to represent it in a way that a user, not a programmer, would want to read it. Chop off useless digits, pre...
Fastest way to get the first object from a queryset in django?
...turn None if the queryset returns no objects.
These were added in Django 1.6, which was released in Nov 2013.
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How do I execute a string containing Python code in Python?
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edited Sep 16 '16 at 8:22
Helen
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Is there a way to make GHC provide the type class constraints of typed holes?
... obvious in GHCi. With your example,
> show _
<interactive>:7:6: error:
• Found hole: _h :: ()
Or perhaps ‘_h’ is mis-spelled, or not in scope
• In the first argument of ‘show’, namely ‘_h’
In the expression: show _h
In an equation for ‘it’:...
Determine if an object property is ko.observable
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edited Jul 31 '13 at 15:36
answered Mar 8 '12 at 22:13
RP ...
Split a string by a delimiter in python
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Aran-Fey
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answered Aug 13 '10 at 8:48
adamkadamk
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mongodb/mongoose findMany - find all documents with IDs listed in array
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answered Nov 29 '11 at 0:16
Daniel MendelDaniel Mendel
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How can I uninstall an application using PowerShell?
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$app = Get-WmiObject -Class Win32_Product | Where-Object {
$_.Name -match "Software Name" ...
How to automatically generate N “distinct” colors?
...s or saturation, you can distribute the hues like so:
// assumes hue [0, 360), saturation [0, 100), lightness [0, 100)
for(i = 0; i < 360; i += 360 / num_colors) {
HSLColor c;
c.hue = i;
c.saturation = 90 + randf() * 10;
c.lightness = 50 + randf() * 10;
addColor(c);
}
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