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How can I strip all punctuation from a string in JavaScript using regex?
...ly a quantifier to the preceding, so in this case it's replacing between 2 and 100 whitespace characters (\s) with a single space. If you want to collapse any number of whitespace characters down to one, you would leave off the upper limit like so: replace(/\s{2,}/g, ' ').
– Mi...
Should I be using object literals or constructor functions?
...If you want to add behaviour to your object, you can go with a constructor and add methods to the object during construction or give your class a prototype.
function MyData(foo, bar) {
this.foo = foo;
this.bar = bar;
this.verify = function () {
return this.foo === this.bar;
...
Link to all Visual Studio $ variables
...
Try this MSDN page: Macros for Build Commands and Properties
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What are the applications of binary trees?
...ch applications where data is constantly entering/leaving, such as the map and set objects in many languages' libraries.
Binary Space Partition - Used in almost every 3D video game to determine what objects need to be rendered.
Binary Tries - Used in almost every high-bandwidth router for storing ro...
How to find the JVM version from a program?
..."Java(TM) SE Runtime Environment" "Java(TM) 2 Runtime Environment, Standard Edition" Undocumented
java.runtime.version "12+33" "1.8.0_201-b09" "1.5.0_22-b03" Undocumented
java.class.v...
How to measure time taken between lines of code in python?
...f you want to measure CPU time, can use time.process_time() for Python 3.3 and above:
import time
start = time.process_time()
# your code here
print(time.process_time() - start)
First call turns the timer on, and second call tells you how many seconds have elapsed.
There is also a function t...
What's the difference between using CGFloat and float?
...mething "heavier" than float, right? At which points should I use CGFloat, and what makes really the difference?
5 Answers
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How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
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I actually just implemented this on one of my projects (your question and the other wrong answer hinted at what to do). I tried Sergio's answer but had exception issues when actually running on a device.
Yes you create two fetch results controllers: one for the normal display and another one ...
One-liner to check whether an iterator yields at least one element?
...s at first success easily: run any((x > 100 for x in xrange(10000000))) and then run any((x > 10000000 for x in xrange(100000000))) -- the second should take much longer.
– chbrown
Apr 18 '12 at 19:53
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Concatenating two lists - difference between '+=' and extend()
... Maybe the difference has more implications when it comes to ducktyping and if your maybe-not-really-a-list-but-like-a-list supports .__iadd__()/.__add__()/.__radd__() versus .extend()
– Nick T
Dec 15 '14 at 22:21
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