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How do I change the value of a global variable inside of a function
...lare your variables explicitly with var. Because if you forget it, you can start messing with globals by accident. It's an easy mistake to make. But in your case, this turn around and becomes an easy answer to your question.
...
Difference between := and = operators in Go
...n't use := out of funcs. It's because, out of any func, a statement should start with a keyword.
// no keywords below, illegal.
illegal := 42
// `var` keyword makes this statement legal.
var legal = 42
func foo() {
alsoLegal := 42
// reason: it's in a func scope.
}
★ 2nd Rule:
You can'...
Visual Studio setup problem - 'A problem has been encountered while loading the setup components. Ca
...resolve this issue I have no choice but to completely wipe my computer and start again which will take all day long! I've recently received very strange errors when trying to build projects regarding components running out of memory (despite having ~2gb physical memory free at the time) which has re...
Verify object attribute value with mockito
I have a method call which I want to mock with mockito. To start with I have created and injected an instance of an object on which the method will be called. My aim is to verify one of the object in method call.
...
Openstreetmap: embedding map in webpage (like Google Maps)
...so Leaflet, which is built with mobile devices in mind.
There is a Quick Start Guide for leaflet. Besides basic features such as markers, with plugins it also supports routing using an external service.
For a simple map, it is IMHO easier and faster to set up than OpenLayers, yet fully configurab...
Unlink of file Failed. Should I try again?
...
After starting the git pull I got this error. I pressed CTRL+C to stop the pull, run the git gc and then git pull again, the problem had disappeared and nothing was broken by interrupting the pull.
– daniel sp...
How to use null in switch
...lts in an NPE @ switch(personType) {. One work-around (i.e., "solution") I started implementing was to add an UNKNOWN(-1) type.
public enum PersonType {
UNKNOWN(-1),
COOL_GUY(1),
JERK(2);
...
public static PersonType findByTypeId(int id) {
...
return UNKNOWN;
...
How to make a window always stay on top in .Net?
... want to leave it this way all the time: set it when your external process starts and put it back when it finishes.
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How to enable file sharing for my app?
...ng" - "YES" in my info.plist. But the line is removed automatically when I start "Run" button on Xcode. Don't you have the same problem ?
– M.Masa
May 11 '17 at 3:34
add a com...
How to correctly dismiss a DialogFragment?
... Maybe it might make sense to create a minimal, self-contained example and start a new question on that.
– Heinzi
Mar 18 '14 at 21:21
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