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android: move a view on touch move (ACTION_MOVE)
I'd like to do a simple control: a container with a view inside. If I touch the container and I move the finger, I want to move the view to follow my finger.
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add column to mysql table if it does not exist
... MySQL prior to 5.0. Nor are stored procedures supported prior to 5.0, so if you need to support MySQL 4.1, this solution isn't good.
One solution used by frameworks that use database migrations is to record in your database a revision number for the schema. Just a table with a single column and ...
Use underscore inside Angular controllers
...om Angular code as-is.
You can also wrap it up in a service or a factory, if you'd like it to be injected:
var underscore = angular.module('underscore', []);
underscore.factory('_', ['$window', function($window) {
return $window._; // assumes underscore has already been loaded on the page
}]);
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Xcode build failure “Undefined symbols for architecture x86_64”
...h.framework, but it's not there :S
– Menno van der Krift
Oct 8 '15 at 9:37
That's odd, it should be there.
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How to find and return a duplicate value in array
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a = ["A", "B", "C", "B", "A"]
a.detect{ |e| a.count(e) > 1 }
I know this isn't very elegant answer, but I love it. It's beautiful one liner code. And works perfectly fine unless you need to process huge data set.
Looking for faster solution? Here you go!
def find_one_using_hash_map(arr...
How to assign colors to categorical variables in ggplot2 that have stable mapping?
...me. Managing the factors levels in multiple data frames can become tedious if they are being pulled from separate files and not all factor levels appear in each file.
One way to address this is to create a custom manual colour scale as follows:
#Some test data
dat <- data.frame(x=runif(10),y=ru...
How do I check if a number evaluates to infinity?
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if (result == Number.POSITIVE_INFINITY || result == Number.NEGATIVE_INFINITY)
{
// ...
}
You could possibly use the isFinite function instead, depending on how you want to treat NaN. isFinite returns false if your numbe...
How to uninstall Python 2.7 on a Mac OS X 10.6.4?
...n.PythonProfileChanges-2.7
org.python.Python.PythonUnixTools-2.7
you can now select which packages you will unlink (remove).
This is the unlink documentation:
--unlink package-id
Unlinks (removes) each file referenced by package-id. WARNING: This command makes no attempt to perfor...
How to fix Error: laravel.log could not be opened?
...the folder belonged to the user in the real computer; so, when trying to
Now it's working.
Thanks to all those that helped me figure this thing out
EDIT:
Actually, it still wasn't working, it still gave me a "permission denied" problem.
Here's what I did, I modified my Vagrantfile like this:
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Convert objective-c typedef to its string equivalent
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This is really a C question, not specific to Objective-C (which is a superset of the C language). Enums in C are represented as integers. So you need to write a function that returns a string given an enum value. There are many ways to do this. An array of strin...