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Cancel/kill window.setTimeout() before it happens
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edited Jan 10 '15 at 0:46
Joshua Pinter
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Empty arrays seem to equal true and false at the same time
...n you call if (arr == false) you compare values of this object and the primitive false value. Internally, arr.toString() is called, which returns an empty string "".
This is because toString called on Array returns Array.join(), and empty string is one of falsy values in JavaScript.
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Reading a string with scanf
I'm a little bit confused about something. I was under the impression that the correct way of reading a C string with scanf() went along the lines of
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Display filename before matching line
How can I get grep to display the filename before the matching lines in its output?
6 Answers
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How to normalize an array in NumPy?
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If you're using scikit-learn you can use sklearn.preprocessing.normalize:
import numpy as np
from sklearn.preprocessing import normalize
x = np.random.rand(1000)*10
norm1 = x / np.linalg.norm(x)
norm2 = normalize(x[:,np.newaxis], axis=0).ravel...
Getting parts of a URL (Regex)
...?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?(#[\w\-]+)?$
RexEx positions:
url: RegExp['$&'],
protocol:RegExp.$2,
host:RegExp.$3,
path:RegExp.$4,
file:RegExp.$6,
query:RegExp.$7,
hash:RegExp.$8
you could then further parse the host ('.' delimited) ...
iPad/iPhone hover problem causes the user to double click a link
I have some websites I built times ago, that use jquery mouse events...I just got an ipad and i noticed that all the mouse over events are translated in clicks...so for instance i have to do two clicks instead of one..(the first hover, than the actual click)
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The OutputPath property is not set for this project
...ter adding a new configuration via ConfigurationManager in Visual Studio.
It turned out when the 'Production' configuration was added for the whole solution (and each project) the OutputPath element was not added to the .csproj files.
To fix, I went to the Build tab in project properties, changed ...
How to run an application as “run as administrator” from the command prompt? [closed]
... /savecred /user:administrator "%sysdrive%\testScripts\testscript1.ps1"
It saves the password the first time and never asks again. Maybe when you change the administrator password you will be prompted again.
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What does the git index contain EXACTLY?
What does the Git index exactly contain, and what command can I use to view the content of the index?
5 Answers
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