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autolayout - make height of view relative to half superview height
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This is now possible in IB as of [at least] Xcode 5.1.1. Although it took me sometime to figure out it is actually super simple:
First create a basic top alignment constraint (you will also need to setup bottom, left, and right cons...
Node.js + Nginx - What now?
I've set up Node.js and Nginx on my server. Now I want to use it, but, before I start there are 2 questions:
12 Answers
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What is the purpose of a self executing function in javascript?
... in javascript is to wrap it in a function:
function main() {
// We are now in our own sound-proofed room and the
// character-converter libarary's name() function can exist at the
// same time as ours.
var userName = "Sean";
console.log(name());
function name() {
return userN...
iPhone App Minus App Store?
...r AccelerometerGraph.app root@jasoniphone:/Applications/
Let SpringBoard know the new application has been installed:
ssh mobile@jasoniphone.local uicache
This only has to be done when you add or remove applications. Updated applications just need to be relaunched.
To make life easier for y...
What is a Y-combinator? [closed]
... concept from the “functional” side of things. Most programmers don't know much at all about combinators, if they've even heard about them.
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How to scale down a range of numbers with a known min and max value
...n
which is what we want. So we need to do a translation and a scaling. Now if instead we want to get arbitrary values of a and b, we need something a little more complicated:
(b-a)(x - min)
f(x) = -------------- + a
max - min
You can verify that putting in min for x now give...
OAuth: how to test with local URLs?
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Update October 2016: Easiest now: use lvh.me which always points to 127.0.0.1.
Previous Answer:
Since the callback request is issued by the browser, as a HTTP redirect response, you can set up your .hosts file or equivalent to point a domain that is not ...
Open Sublime Text from Terminal in macOS
...lling, etc.) OR that Sublime Text isn't installed!
Check ".bash_profile":
Now it's time to create your symbolic link in your PATH folder, BUT, before we do, let's check your profile file by using nano ~/.bash_profile. These are the following lines that pertain to having subl work on the command lin...
How to solve java.lang.NoClassDefFoundError?
...efineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java....
How can I get a resource content from a static context?
... public static Context getContext(){
return mContext;
}
}
Now you can use: App.getContext() whenever you want to get a context, and then getResources() (or App.getContext().getResources()).
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