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Determine installed PowerShell version
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thank you! NB: On my XP where I manually upgraded from v1 Powershell, the actual folder and registry paths (misleadingly?!) reference v1 NOT v2. This is as others here specify, but it was the reason why I was so worried whether I had installed it. My path is ; C:\WINDOWS\sys...
Removing cordova plugins from the project
...re installed and because of that it requires access to almost everything - from my contacts to current location ( even though this app doesn't need this ).
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How can we programmatically detect which iOS version is device running on? [duplicate]
...n't handle well minor versions, it's sufficient if you need to recognize 5 from 6, but not 5.0.1 from 5.1.0
– Marek Sebera
Apr 4 '13 at 7:43
3
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How can I read a text file in Android?
I want to read the text from a text file. In the code below, an exception occurs (that means it goes to the catch block). I put the text file in the application folder. Where should I put this text file (mani.txt) in order to read it correctly?
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how does Array.prototype.slice.call() work?
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@vsync: It isn't an assumption. You can get order from any object if you enforce it. Let's say I have var obj = {2:"two", 0:"zero", 1: "one"}. If we use for-in to enumerate the object, there's no guarantee of order. But if we use for, we can manually enforce the order: for (...
Returning value from Thread
...tDown() (program order rule) which happens-before latch.await() (guarantee from CountDownLatch) which happens-before the read from value[0] (program order rule).
– Adam Zalcman
Aug 22 '14 at 18:09
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JavaScript OOP in NodeJS: how?
...thod borrowing" instead of vertical inheritance. You don't need to inherit from a "class" to use its method on your class. For instance:
var method = List.prototype;
function List() {
}
method.add = Array.prototype.push;
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var a = new List();
a.add(3);
console.log(a[0]) //3;
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How to represent empty char in Java Character class
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As Character is a class deriving from Object, you can assign null as "instance":
Character myChar = null;
Problem solved ;)
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How does Java handle integer underflows and overflows and how would you check for it?
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If it overflows, it goes back to the minimum value and continues from there. If it underflows, it goes back to the maximum value and continues from there.
You can check that beforehand as follows:
public static boolean willAdditionOverflow(int left, int right) {
if (right < 0 &...
Difference between CouchDB and Couchbase
...eed to be pointed out.
I will not write about the advantages of switching from CouchDB to the Couchbase Server because those are described pretty much everywhere (see The Future of CouchDB by Damien Katz or
Couchbase vs. Apache CouchDB
by Couchbase). Instead, I will try to enumerate features of Co...