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In-place type conversion of a NumPy array
...], dtype=float32)
To show the conversion was in-place, note that copying from x to y altered x:
print(x)
prints
array([ 0, 1065353216, 1073741824, 1077936128, 1082130432,
1084227584, 1086324736, 1088421888, 1090519040, 1091567616])
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Find the index of a dict within a list, by matching the dict's value
...e(lst) if d["name"] == "Tom"), None)
# 1
If you need to fetch repeatedly from name, you should index them by name (using a dictionary), this way get operations would be O(1) time. An idea:
def build_dict(seq, key):
return dict((d[key], dict(d, index=index)) for (index, d) in enumerate(seq))
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iOS - forward all touches through a view
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For passing touches from an overlay view to the views underneath, implement the following method in the UIView:
Objective-C:
- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event {
NSLog(@"Passing all touches to the next view (if a...
sed in-place flag that works both on Mac (BSD) and Linux
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the --with-default-names was removed from homebrew-core, more info in this answer. when installing gnu-sed now, the installation instructions specify that you need to add gnubin to your PATH: PATH="/usr/local/opt/gnu-sed/libexec/gnubin:$PATH"
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Include jQuery in the JavaScript Console
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Copy everything from:
https://code.jquery.com/jquery-3.4.1.min.js
And paste it into console. Works perfectly.
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What is the current state of the art in HTML canvas JavaScript libraries and frameworks? [closed]
...pretty sophisticated. And in a world of OS, you are only 1 enthusiast away from being actively maintained :)
– Toby Hede
Aug 16 '10 at 0:50
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Convert array of strings to List
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From .Net 3.5 you can use LINQ extension method that (sometimes) makes code flow a bit better.
Usage looks like this:
using System.Linq;
// ...
public void My()
{
var myArray = new[] { "abc", "123", "zyx" };
List...
Running Composer returns: “Could not open input file: composer.phar”
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php -r "readfile('https://getcomposer.org/installer');" | php
I got it from here: https://getcomposer.org/download/
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scheduleAtFixedRate vs scheduleWithFixedDelay
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@BrettVanderVeen From the documentation, "If any execution of this task takes longer than its period, then subsequent executions may start late, but will not concurrently execute." In other words, a conforming implementation would not allow ...
custom listview adapter getView method being called multiple times, and in no coherent order
... Yes @JoeBlow, it's recommended to use match_parent instead of fill_parent from API 2.4/3.0 onwards
– jitain sharma
Dec 17 '14 at 6:33
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