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Hide the cursor of an UITextField
...irst, store the text field's selected text range to an instance variable.
_textFieldSelectedTextRange = textField.selectedTextRange;
textField.selectedTextRange = nil; // hides caret
Then, when you want to unhide the caret, simply set the text field's selected text range back to what it was origi...
How to filter SQL results in a has-many-through relation
...
I was curious. And as we all know, curiosity has a reputation for killing cats.
So, which is the fastest way to skin a cat?
The precise cat-skinning environment for this test:
PostgreSQL 9.0 on Debian Squeeze with decent RAM and settings.
6.000 ...
XMLHttpRequest status 0 (responseText is empty)
...
Why is this being downvoted? It is actually true! XHR requests from file:// URLs of files also on file:// URLs actually have status == 0 on success (tested on FF 24.0.5).
– Daniel Roethlisberger
Dec 31 '14 at 21:20
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How to URL encode a string in Ruby
...\x78\x9a\xbc\xde\xf1\x23\x45\x67\x89\xab\xcd\xef\x12\x34\x56\x78\x9a".force_encoding('ASCII-8BIT')
puts CGI.escape str
=> "%124Vx%9A%BC%DE%F1%23Eg%89%AB%CD%EF%124Vx%9A"
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How to pass json POST data to Web API method as an object?
... with the result :)
});
Model binding works for some properties, but not all ! Why ?
If you do not decorate the web api method parameter with [FromBody] attribute
[HttpPost]
public CreateUserViewModel Save(CreateUserViewModel m)
{
return m;
}
And send the model(raw javascript object, not i...
jekyll markdown internal links
...ou can now post internal links by using the following:
[Some Link]({% post_url 2010-07-21-name-of-post %})
This is also referenced in the Jekyll Documentation.
https://github.com/mojombo/jekyll/pull/369
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What's a reliable way to make an iOS app crash?
...er performs a particular action that a real user is unlikely to do accidentally.
18 Answers
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Glorified classes in the Java language
... lot of different answers, so I thought it would be useful to collect them all (and add some):
Classes
AutoBoxing classes - the compiler only allows for specific classes
Class - has its own literals (int.class for instance). I would also add its generic typing without creating new instances.
Stri...
Naming convention for Scala constants?
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The officially recommended style (and I do mean officially) is the first style, camel case with first letter are upper case. It's laid down clearly by Odersky on Programming in Scala.
The style is also followed by the standard library...
Why does UITableViewCell remain highlighted?
...rs.com/showthread.php?t=577677
Swift version
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
// deselect the selected row if any
let selectedRow: IndexPath? = tableView.indexPathForSelectedRow
if let selectedRowNotNill = selectedRow {
tableVie...