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How to modify a global variable within a function in bash?
...(...) construct), you are creating a subshell. Subshells inherit variables from their parent shells, but this only works one way - a subshell cannot modify the environment of its parent shell. Your variable e is set within a subshell, but not the parent shell. There are two ways to pass values from ...
Getting activity from context in android
...
From your Activity, just pass in this as the Context for your layout:
ProfileView pv = new ProfileView(this, null, temp, tempPd);
Afterwards you will have a Context in the layout, but you will know it is actually your Acti...
How do I convert seconds to hours, minutes and seconds?
...ossible to use time.strftime, which gives more control over formatting:
from time import strftime
from time import gmtime
strftime("%H:%M:%S", gmtime(666))
'00:11:06'
strftime("%H:%M:%S", gmtime(60*60*24))
'00:00:00'
gmtime is used to convert seconds to special tuple format that strftime() re...
Remove duplicate values from JS array [duplicate]
...bout types (e.g. it's always numbers), this solution is optimal.
The best from two worlds
A universal solution combines both approaches: it uses hash lookups for primitives and linear search for objects.
function uniq(a) {
var prims = {"boolean":{}, "number":{}, "string":{}}, objs = [];
...
new keyword in method signature
...
New keyword reference from MSDN:
MSDN Reference
Here is an example I found on the net from a Microsoft MVP that made good sense:
Link to Original
public class A
{
public virtual void One();
public void Two();
}
public class B : A
{
pu...
How do iOS Push Notifications work?
...
It was too much for me to put in a comment so.
From the documentation.
Apple Push Notification service (APNs) propagates push notifications to devices having applications registered to receive those notifications. Each device establishes an accredited and encrypted IP c...
Launch custom android application from android browser
Can anybody please guide me regarding how to launch my android application from the android browser?
16 Answers
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Loading a properties file from Java package
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When loading the Properties from a Class in the package com.al.common.email.templates you can use
Properties prop = new Properties();
InputStream in = getClass().getResourceAsStream("foo.properties");
prop.load(in);
in.close();
(Add all the necessary...
External VS2013 build error “error MSB4019: The imported project was not found”
...nd line and not inside Visual Studio 2013. Note, I had upgraded my project from Visual Studio 2012 to 2013. The project builds fine inside the IDE. Also, I completely uninstalled VS2012 first, rebooted, and installed VS2013. The only version of Visual Studio that I have is 2013 Ultimate.
...
What is the difference between static func and class func in Swift?
...bclasses.
Protocols use the class keyword, but it doesn't exclude structs from implementing the protocol, they just use static instead. Class was chosen for protocols so there wouldn't have to be a third keyword to represent static or class.
From Chris Lattner on this topic:
We considered unif...