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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...;
Notes:
Set the 'src' last, to guarantee that your onload handler is called on all platforms, even if the image is already in the cache.
Wrap changes to stuff like globalAlpha between a save and restore (in fact use them lots), to make sure you don't clobber settings from elsewhere, particularl...
RSpec controller testing - blank response.body
...with a problem when testing my controllers with RSpec - the response.body call always returns an empty string. In browser everything renders correctly, and cucumber feature tests seem to get it right, but RSpec fails each and every time.
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Is there a method for String conversion to Title Case?
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Just a small update, WordUtils is gone to Commons Text and is deprecated inside Commons Lang
– msrd0
Oct 16 '17 at 21:45
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Change Git repository directory location.
...o I need to do to move the repo files to C:\dir1 ? I can obviously physically copy and paste the files, but what do I need to do on the Git side?
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Run two async tasks in parallel and collect results in .NET 4.5
...se Task.Delay instead of Sleep for async programming and then use Task.WhenAll to combine the task results. The tasks would run in parallel.
public class Program
{
static void Main(string[] args)
{
Go();
}
public static void Go()
{
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How do I REALLY reset the Visual Studio window layout?
I had a plugin installed in Visual Studio 2008, and it created some extra dockable windows. I have uninstalled it, and I can't get rid of the windows it created - I close them, but they always come back. They're just empty windows now, since the plugin is no longer present, but nothing I've tried ...
How to iterate over values of an Enum having flags?
...s)Enum.Parse(typeof(Items), v)); // Boo
I adapted what Enum does internally to generate the string to instead return the flags. You can look at the code in reflector and should be more or less equivalent. Works well for general use cases where there are values which contain multiple bits.
sta...
LINQ's Distinct() on a particular property
...m and pick a winner out of the group.
List<Person> distinctPeople = allPeople
.GroupBy(p => p.PersonId)
.Select(g => g.First())
.ToList();
If you want to define groups on multiple properties, here's how:
List<Person> distinctPeople = allPeople
.GroupBy(p => new {p.Pe...
What is the best practice for making an AJAX call in Angular.js?
....X. To prevent confusion it's being changed to reflect the best answer for ALL current versions of Angular as of today, 2013-12-05.
The idea is to create a service that returns a promise to the returned data, then call that in your controller and handle the promise there to populate your $scope prop...
Differences between Line and Branch coverage
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Line coverage measures how many statements you took (a statement is usually a line of code, not including comments, conditionals, etc). Branch coverages checks if you took the true and false branch for each conditional (if, while, for). You'll have twice as many branches as conditionals.
Why do...