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How to swap two variables in JavaScript
...with any data type, except it doesn't (unless they are integer values). In my book, "swap" means "end with each variable having the value that the other one had", not "convert to int32 and then swap".
– Ted Hopp
Sep 21 '16 at 0:55
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How can I find the last element in a List?
The following is an extract from my code:
13 Answers
13
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Detect backspace in empty UITextField
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Swift 4:
Subclass UITextField:
// MyTextField.swift
import UIKit
protocol MyTextFieldDelegate: AnyObject {
func textFieldDidDelete()
}
class MyTextField: UITextField {
weak var myDelegate: MyTextFieldDelegate?
override func deleteBackward() {
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How can I start PostgreSQL server on Mac OS X?
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@Ramy Did the touch succeed? Check the existence and permissions of /usr/local/var/postgres and server.log. It should be rw for your userid.
– James Allman
Nov 2 '11 at 4:04
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How to “crop” a rectangular image into a square with CSS?
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Great answer. In my case, I had an anchor tag as container, I just had to add a display: block attribute, since the images were not showing initially.
– JCarlosR
Sep 24 at 6:23
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Use Font Awesome Icon in Placeholder
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Many thanks! scratching my head for quite a bit. thanks for detailing the solution!
– Moe Tsao
May 8 '17 at 4:54
add a comme...
How to increase font size in a plot in R?
... answered Jun 6 '12 at 2:28
Jeromy AnglimJeromy Anglim
29.4k2424 gold badges104104 silver badges162162 bronze badges
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How do I get git to default to ssh and not https for new repositories
...ore information about the SSH-HTTPS switch
"Why is Git always asking for my password?" - GitHub help page.
GitHub's switch to Smart HTTP - relevant StackOverflow question
Credential Caching for Wrist-Friendly Git Usage - GitHub blog post about HTTPS, and how to avoid re-entering your password
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Open multiple Eclipse workspaces on the Mac
...eper into the application package. (Although it did give me the error that my workspace was already open.)
– Z O.
Jan 24 '12 at 21:39
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How do I specify the exit code of a console application in .NET?
... test part of a larger application. I'd like to specify the "exit code" of my console application. How do I do this?
12 Ans...