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Open an IO stream from a local file or url
... well as a local file. It returns a File object, so you should be able to call methods like read and readlines.
require 'open-uri'
file_contents = open('local-file.txt') { |f| f.read }
web_contents = open('http://www.stackoverflow.com') {|f| f.read }
...
Change Author template in Android Studio
...ode Templates -> Includes -> File Header prepend the #set() function call, for example:
#set( $USER = "Your name" )
/**
* Created by ${USER} on ${DATE}.
*/
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Class type check in TypeScript
...ou can add a validating function that returns a type predicate.
So you can call this function inside an if statement, and be sure that all the code inside that block is safe to use as the type you think it is.
Example from the TypeScript docs:
function isFish(pet: Fish | Bird): pet is Fish {
re...
How to redirect to a dynamic login URL in ASP.NET MVC
...no good reason you shouldn't), something at the end of the day is going to call FormsAuthentication.RedirectToLoginPage() which is going to look at the one configured URL. There's only one login URL, ever, and that's just how they designed it.
My stab at the problem (possibly a Rube Goldberg implem...
How many and which are the uses of “const” in C++?
...estructor of it doesn't need to be virtual - the right destructor is still called:
ScopeGuard const& guard = MakeGuard(&cleanUpFunction);
Explanation, using code:
struct ScopeGuard {
~ScopeGuard() { } // not virtual
};
template<typename T> struct Derived : ScopeGuard {
T...
Creating .pem file for APNS?
...in, filter by the Certificates category. You will see an expandable option called “Apple Development Push Services”
Right click on “Apple Development Push Services” > Export “Apple Development Push Services ID123″. Save this as apns-dev-cert.p12 file somewhere you can access it. There...
How to add a spinner icon to button when it's in the Loading state?
...replaces the buttons inner html with whatever is in data-loading-text when calling $(myElem).button('loading').
For your case, I think you should just be able to do this:
<button type="button"
class="btn btn-primary start"
id="btnStartUploads"
data-loading-text="<i cl...
Equivalent of jQuery .hide() to set visibility: hidden
...an example on how to support additional parameters of show (speed, easing, callback)?
– georg
Mar 8 '12 at 8:57
11
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getViewTypeCount and getItemViewType methods of ArrayAdapter
...terView tries to display items that are visible to the user.
The framework calls getItemViewType for row n, the row it is about to display.
The framework checks its recycled views pool for views of row n's type. It doesn't find any because no views have been recycled yet.
getView is called for row n...
C#: Raising an inherited event
...or not).
Then, in classes that inherit from this base class, you can just call the OnFinished or OnLoading methods to raise the events:
public AnotherClass : MyClass
{
public void DoSomeStuff()
{
...
OnLoading(EventArgs.Empty);
...
OnFinished(EventArgs.Empty...