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What's the best way to communicate between view controllers?
...ey need to work with. Most changes are communicated back up the hierarchy by using NSNotificationCenter; firing the notifications is usually built in to the model itself.
For example, suppose I have an app with Accounts and Transactions. I also have an AccountListController, an AccountController ...
Copy / Put text on the clipboard with FireFox, Safari and Chrome
...d text. You can select a textArea or input field using
document.getElementById('myText').select();
To invisibly copy text you can quickly generate a textArea, modify the text in the box, select it, copy it, and then delete the textArea. In most cases this textArea wont even flash onto the screen....
nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
...is most likely happening because of the long domain name. You can fix this by adding
server_names_hash_bucket_size 64;
at the top of your http block (probably located in /etc/nginx/nginx.conf). I quote from the nginx documentation what to do when this error appears: In this case, the directive val...
How to write to a file in Scala?
... for performing several writes with a single connection
output.writeIntsAsBytes(1,2,3)
output.write("hello")(Codec.UTF8)
output.writeStrings(List("hello","world")," ")(Codec.UTF8)
Original answer (January 2011), with the old place for scala-io:
If you don't want to wait for Scala2.9, you can u...
MIME type warning in chrome for png images
...ess as your server as well (VS 2010 SP1).
I 'resolved' my problem locally by editing the project settings (under Web) and changed from the ASP.NET Development Server to IIS on my local machine. I can see that PNG was already defined correctly as an image MIME type and indeed when I hit my local IIS...
Load a UIView from nib in Swift
...llowing extension is written as an instance method, which can then be used by an initializer like the one above:
extension UIView {
@discardableResult // 1
func fromNib<T : UIView>() -> T? { // 2
guard let contentView = Bundle(for: type(of: self)).loadNibNamed(String(d...
What good are SQL Server schemas?
... However, I've been primarily a SQL 2000 guy and I've always been confused by schemas in 2005+. Yes, I know the basic definition of a schema, but what are they really used for in a typical SQL Server deployment?
...
How do I skip a match when using Ctrl+D for multiple selections in Sublime Text 2?
...l with Cmd for Mac OS X.
The default configuration for this can be viewed by going to Preferences > Key Bindings-Default in the application menubar, where you will see something like this:
{ "keys": ["ctrl+d"], "command": "find_under_expand" },
{ "keys": ["ctrl+k", "ctrl+d"], "command": "find_...
How do I connect to this localhost from another computer on the same network?
...ll try to resolve the name symfony.local to an IP address. It will do this by first looking into the hosts file on your computer to see if he can match an IP address to what you typed in the address bar. If it can't, then it will ask DNS servers. The trick here is to append the following to your hos...
Can you avoid Gson converting “” into unicode escape sequences?
...
I wonder why it's on by default. JSON has nothing to do with HTML. The spec states only " and `\` need to be escaped.
– Mark Jeronimus
Feb 16 '17 at 10:41
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