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Using the Swift if let with logical AND operator &&
...r as? UITabBarController where tabBarController.viewControllers.count > 0 {
println("do stuff")
}
This uses the where clause.
Another example, this time casting AnyObject to Int, unwrapping the optional, and checking that the unwrapped optional meets the condition:
if let w = width a...
Get Unix Epoch Time in Swift
...
You can simply use NSDate's timeIntervalSince1970 function.
let timeInterval = NSDate().timeIntervalSince1970
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How can I get nth element from a list?
...re, the operator used is !!.
I.e. [1,2,3]!!1 gives you 2, since lists are 0-indexed.
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Why are floating point numbers inaccurate?
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250
In most programming languages, floating point numbers are represented a lot like scientific nota...
Maven: best way of linking custom external JAR to my project?
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209
You can create an In Project Repository, so you don't have to run mvn install:install-file eve...
Assign width to half available screen width declaratively
... android:orientation="horizontal">
<Button android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="somebutton"/>
<TextView android:layout_width="0dp"
android:layout_height="wrap_conte...
Django import error - no module named django.conf.urls.defaults
...graphite. The issue has been fixed in graphite's master branch and version 0.9.14+.
In Django 1.8+ you can remove patterns from the import, and use a list of url()s instead.
from django.conf.urls import url, include
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How to easily initialize a list of Tuples?
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305
c# 7.0 lets you do this:
var tupleList = new List<(int, string)>
{
(1, "cow"),...
Replace only text inside a div using jquery
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edited Oct 29 '14 at 20:50
cuSK
7701010 silver badges2323 bronze badges
answered Aug 8 '12 at 14:56
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Determine function name from within that function (without using traceback)
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208
Python doesn't have a feature to access the function or its name within the function itself. It...