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WPF: How to display an image at its original size?
... question. Generally setting Stretch="None" is enough.
It is also very important what DPI has the image set in metadata. It took me quite a while before figuring out that if the image's DPI is different from the monitor's DPI (usually 96), WPF will automatically resize the image, as it tries to be ...
Using ZXing to create an Android barcode scanning app [duplicate]
I've been searching for how to add a barcode scanner to my app. Are there any examples or how can I do this easily?
7 Answe...
Can I use GDB to debug a running process?
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Yes. Use the attach command. Check out this link for more information. Typing help attach at a GDB console gives the following:
(gdb) help attach
Attach to a process or file outside of GDB.
This command attaches to another target, of the same type as your last
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How to remove item from array by value? [duplicate]
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This can be a global function or a method of a custom object, if you aren't allowed to add to native prototypes. It removes all of the items from the array that match any of the arguments.
Array.prototype.remove = function() {
var what, a = arguments...
How to filter multiple values (OR operation) in angularJS
I want to use the filter in angular and want to filter for multiple values, if it has either one of the values then it should be displayed.
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ALTER TABLE without locking the table?
...ead-locked (allowing concurrent reads, but prohibiting concurrent writes) for the duration of the statement. If it's a big table, INSERT or UPDATE statements could be blocked for a looooong time. Is there a way to do a "hot alter", like adding a column in such a way that the table is still updatable...
Check if a table exists in Rails
I have a rake task that won't work unless a table exists. I'm working with more than 20 engineers on a website so I want to make sure they have migrated the table before they can do a rake task which will populate that respective table.
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how to delete all cookies of my website in php
...on logout, because I used this as function to delete cookies but it isn't work properly:
11 Answers
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Execute and get the output of a shell command in node.js
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Thats the way I do it in a project I am working now.
var exec = require('child_process').exec;
function execute(command, callback){
exec(command, function(error, stdout, stderr){ callback(stdout); });
};
Example: Retrieving git user
module.exports.getGitUser...
Java inner class and static nested class
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From the Java Tutorial:
Nested classes are divided into two categories: static and non-static. Nested classes that are declared static are simply called static nested classes. Non-static nested classes are called inner classes.
Static ...