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“Items collection must be empty before using ItemsSource.”
...wise you can spend a lot of time looking at ItemSource's etc only to eventually find that its caused by a small typo.
– pjm
Nov 21 '16 at 12:31
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Is PHP compiled or interpreted?
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He means the utility called php (or on windows php.exe) is compiled.
– sepp2k
Oct 3 '09 at 20:02
7
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How to change tab size on GitHub?
... As @chrisdembia mentioned, this is no longer correct; github allows you to change tab size by passing the value as a query param (e.g., ?ts=4)
– dule
Feb 2 '15 at 23:02
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How to ISO 8601 format a Date with Timezone Offset in JavaScript?
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The below should work properly, and for all browsers (thanks to @MattJohnson for the tip)
Date.prototype.toIsoString = function() {
var tzo = -this.getTimezoneOffset(),
dif = tzo >= 0 ? '+' : '-',
pad = function(num) {
va...
Setting Environment Variables for Node to retrieve
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@mibbit yes, that's what dotenv is all about, as it will read your .env file and apply it.
– balexandre
Feb 21 '19 at 10:39
add a comme...
What is the difference between canonical name, simple name and class name in Java Class?
...upshot looking at this is:
the name is the name that you'd use to dynamically load the class with, for example, a call to Class.forName with the default ClassLoader. Within the scope of a certain ClassLoader, all classes have unique names.
the canonical name is the name that would be used in an im...
How to theme the ENTIRE Xcode IDE to light-on-dark?
...OSX, MacVim and Terminal can both be themed to be light-on-dark.
Xcode 3.2 allow the same customization for its editor using color schemes.
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Is there a VB.NET equivalent of C# out parameters?
...here is no equivalent of the out keyword in VB.
However, VB does automatically initialise all local variables in a method, so you can use ByRef without needing to explicitly initialise the variable first.
Example:
Sub Main()
Dim y As Integer
Test(y)
End Sub
Sub Test(ByRef x As Integer)
x =...
How did Google manage to do this? Slide ActionBar in Android application
I really want to implement this (the side navigation) in an app of my own, does anyone know how Google managed to do this?
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Determine path of the executing script
I have a script called foo.R that includes another script other.R , which is in the same directory:
27 Answers
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