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How do I unset an element in an array in javascript?
...d, which will then not be reflected correctly in the length of the array.
If you know the key you should use splice i.e.
myArray.splice(key, 1);
For someone in Steven's position you can try something like this:
for (var key in myArray) {
if (key == 'bar') {
myArray.splice(key, 1);
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Regular expression to match standard 10 digit phone number
...123-456-7890
(123) 456-7890
123 456 7890
123.456.7890
+91 (123) 456-7890
If you do not want a match on non-US numbers use
^(\+0?1\s)?\(?\d{3}\)?[\s.-]\d{3}[\s.-]\d{4}$
Update :
As noticed by user Simon Weaver below, if you are also interested in matching on unformatted numbers just make the sep...
If table exists drop table then create it, if it does not exist just create it
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Just put DROP TABLE IF EXISTS `tablename`; before your CREATE TABLE statement.
That statement drops the table if it exists but will not throw an error if it does not.
s...
How to convert a string of bytes into an int?
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Types have specific sizes, it'll never work for arbitrary-length binary strings. You could set up a for loop to handle that if you know the type of each item.
– Joshua Olson
Jan 9 '14 at 18:12
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Resize image proportionally with MaxHeight and MaxWidth constraints
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I just thinking about a case, i don't sure if it possible or not that after multiply with ratio the width Or height might still larger than max width or max height.
– Sarawut Positwinyu
Jun 28 '11 at 10:37
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Golang: How to pad a number with zeros when printing?
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What if I want the pad to be to the right? using the flag - only gives spaces, I need zeros.
– majidarif
Feb 19 '17 at 6:43
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Is there a numpy builtin to reject outliers from a list
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That method works good enough if m is sufficiently large (e.g. m=6), but for small values of m this suffers from the mean the variance not being robust estimators.
– Benjamin Bannier
May 15 '13 at 9:53
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Match whole string
What is the regular expression (in JavaScript if it matters) to only match if the text is an exact match? That is, there should be no extra characters at other end of the string.
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What is the use of Enumerable.Zip extension method in Linq?
...ip operator merges the corresponding elements of two sequences using a specified selector function.
var letters= new string[] { "A", "B", "C", "D", "E" };
var numbers= new int[] { 1, 2, 3 };
var q = letters.Zip(numbers, (l, n) => l + n.ToString());
foreach (var s in q)
Console.WriteLine(s);
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Best way to load module/class from lib folder in Rails 3?
...ls 2.3.9, there is a setting in config/application.rb in which you can specify directories that contain files you want autoloaded.
From application.rb:
# Custom directories with classes and modules you want to be autoloadable.
# config.autoload_paths += %W(#{config.root}/extras)
...