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How to find and return a duplicate value in array
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@Kalanamith you can get duplicated values using this a.select {|e| a.count(e) > 1}.uniq
– Naveed
Jul 12 '13 at 16:34
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get all keys set in memcached
...posts based on when they last had activity. If yes, you can change that by selecting one of active/oldest/votes from just below the question text. Other than that, this answer is at the top in incognito mode.
– mu 無
Mar 29 '18 at 4:24
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jQuery: how to get which button was clicked upon form submission?
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Also, consider adding the selector "button[type=submit]" (separated by comma) since submit elements don't have to be input tags.
– Kyselejsyreček
Feb 16 '17 at 13:32
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html select only one checkbox in a group
So how can I only allow a user to select only one checkbox?
16 Answers
16
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Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?
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this command takes forever to run, how to select target sim with uuid?
– the_prole
Jun 1 '18 at 16:32
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Python in Xcode 4+?
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In the menu bar, click “File” → “New” → “New Project…”.
Select “Other” in the left pane, then "External Build System" in the right page, and next click "Next".
Enter the product name, organization name, or organization identifier.
For the “Build Tool” field, type in /usr/l...
Programmatically add custom event in the iPhone Calendar
...meWorks group in the Groups and Files Navigator on the left of the window. Select 'Add' then 'Existing FrameWorks' then 'EventKit.Framework'.
Then you should be able to add events with code like this:
#import "EventTestViewController.h"
#import <EventKit/EventKit.h>
@implementation EventTe...
Which encoding opens CSV files correctly with Excel on both Mac and Windows?
We have a web app that exports CSV files containing foreign characters with UTF-8, no BOM. Both Windows and Mac users get garbage characters in Excel. I tried converting to UTF-8 with BOM; Excel/Win is fine with it, Excel/Mac shows gibberish. I'm using Excel 2003/Win, Excel 2011/Mac.
Here's all the ...
How do I get the MIN() of two fields in Postgres?
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LEAST(a, b):
The GREATEST and LEAST functions select the largest or smallest value from a list of any number of expressions. The expressions must all be convertible to a common data type, which will be the type of the result (see Section 10.5 for details). NULL values in...
How do you create a toggle button?
... position: relative;
cursor: pointer;
outline: none;
user-select: none;
}
input.cmn-toggle-round + label {
padding: 2px;
width: 120px;
height: 60px;
background-color: #dddddd;
border-radius: 60px;
}
input.cmn-toggle-round + label:before,
input...