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Execute AsyncTask several times
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217
AsyncTask instances can only be used one time.
Instead, just call your task like new MyAsyncTas...
Normal arguments vs. keyword arguments
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How to Replace dot (.) in a string in Java
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145
You need two backslashes before the dot, one to escape the slash so it gets through, and the o...
How to Set Opacity (Alpha) for View in Android
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Use-case of `oneway void` in Objective-C?
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oneway is used with the distributed objects API, which allows use of objective-c objects betwe...
How do I tell CPAN to install all dependencies?
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Add a method breakpoint to all methods of a class in EclipseIDE
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136
The fastest way is to go to the "Outline" view and select all of the methods you want, right-c...
WITH (NOLOCK) vs SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
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106
They are the same thing. If you use the set transaction isolation level statement, it will app...
How do I automatically update a timestamp in PostgreSQL
...ULT value:
CREATE TABLE users (
id serial not null,
firstname varchar(100),
middlename varchar(100),
lastname varchar(100),
email varchar(200),
timestamp timestamp default current_timestamp
)
Note that the value for that column can explicitly be overwritten by supplying a value in the...
Real mouse position in canvas [duplicate]
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The Simple 1:1 Scenario
For situations where the canvas element is 1:1 compared to the bitmap size, you can get the mouse positions by using this snippet:
function getMousePos(canvas, evt) {
var rect = canvas.getBoundingClientRect...