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Android DialogFragment vs Dialog
... of doing it but I simply define a message Handler in my Fragment, pass it into the DialogFragment via its constructor and then pass messages back to my fragment's handler as approprirate on the various click events. Again various ways of doing that but the following works for me.
In the dialog hol...
Bash continuation lines
...r '\n' ' '
Or if it is a variable definition newlines gets automatically converted to spaces. So, strip of extra spaces only if applicable.
x="continuation
of multiple
lines"
y="red|blue|
green|yellow"
echo $x # This will do as the converted space actually is meaningful
echo $y | tr -d ' ' # Str...
How exactly does the callstack work?
...low level operations of programming languages work and especially how they interact with the OS/CPU. I've probably read every answer in every stack/heap related thread here on Stack Overflow, and they are all brilliant. But there is still one thing that I didn't fully understand yet.
...
Android and setting alpha for (image) view alpha
Is there really no XML attribute counterpart to setAlpha(int) ?
9 Answers
9
...
How do short URLs services work?
...shortening services simply take the ID in the database of the URL and then convert it to either Base 36 [a-z0-9] (case insensitive) or Base 62 (case sensitive).
A simplified example of a TinyURL Database Table:
ID URL VisitCount
1 www.google.com ...
Does Swift have access modifiers?
...arget). You typically use open or public access when specifying the public interface to a framework.
However, open access applies only to classes and class members, and it differs from public access as follows:
public classes and class members can only be subclassed and overridden within the defi...
Running multiple AsyncTasks at the same time — not possible?
...PDATE:
Here is what current (2012-01-27) API says on this:
When first introduced, AsyncTasks were executed serially on a single background thread. Starting with DONUT, this was changed to a pool of threads allowing multiple tasks to operate in parallel. After HONEYCOMB, it is planned to change ...
Iterate two Lists or Arrays with one ForEach statement in C#
...lt;string> names = new string[] { "one", "two", "three" };
IList<int> ids = new int[] { 1, 2, 3, 4 };
foreach (KeyValuePair<string, int> keyValuePair in ParallelEnumerate(names, ids))
{
Console.WriteLine(keyValuePair.Key ?? "<null>" + " - " + keyValuePair.Va...
How to reverse a singly linked list using only two pointers?
...f there exists some logic to reverse a singly-linked list using only two pointers.
33 Answers
...
Android 4.1: How to check notifications are disabled for the application?
... String pkg = context.getApplicationContext().getPackageName();
int uid = appInfo.uid;
Class appOpsClass = null; /* Context.APP_OPS_MANAGER */
try {
appOpsClass = Class.forName(AppOpsManager.class.getName());
Method checkOpNoThrowMethod = appOps...