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android TextView: setting the background color dynamically doesn't work
Setting the background color programatically of an android TextView doesn't seem to work.
I'm I missing something!
14 Ans...
ASP.NET MVC Controller Naming Pluralization
...orks use plurals, however the MVC project templates contains a controller called AccountController thus suggesting singlular naming.
It doesn't matter. As with most things in the Asp.net MVC framework the choice is yours. There is no real conventions.
It's my personal opinion but what matters is t...
How do I retrieve an HTML element's actual width and height?
... done certain DOM modifications to the element recently. You may have to call this code in a setTimeout call after you've modified the element.
– Dan Fabulich
Jan 19 '10 at 5:59
3...
What is a Windows Handle?
...ing) a handle is an abstraction which hides a real memory address from the API user, allowing the system to reorganize physical memory transparently to the program. Resolving a handle into a pointer locks the memory, and releasing the handle invalidates the pointer. In this case think of it as an ...
What is the list of supported languages/locales on Android?
...n_LS [English (Lesotho)]
en_MG [English (Madagascar)]
en_MH [English (Marshall Islands)]
en_MO [English (Macau)]
en_MP [English (Northern Mariana Islands)]
en_MS [English (Montserrat)]
en_MT [English (Malta)]
en_MU [English (Mauritius)]
en_MW [English (Malawi)]
en_NA [English (Namibia)]
en_NF [Engli...
What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...
Are you sure that is all there is to it? I often find that the page loading hangs on a shebang URL on facebook (even after many reloads), but if you manually remove the #!, it works. Not to mention you often get "1.5 URLs" (i.e. the old URL remai...
C++ lambda with captures as a function pointer
...r me and other people I made some improvement.
Standard function C pointer api uses void fn(void* data) convention. By default this convention is used and lambda should be declared with a void* argument.
Improved implementation
struct Lambda {
template<typename Tret, typename T>
static...
What is a NullPointerException, and how do I fix it?
...
When you declare a reference variable (i.e. an object) you are really creating a pointer to an object. Consider the following code where you declare a variable of primitive type int:
int x;
x = 10;
In this example, the variable x is an int and Java will initialize it to 0 for you. When yo...
What is the Swift equivalent of respondsToSelector?
...gers warnings for performSelector:).
However, when checking for available APIs, you can still use respondsToSelector:, even if Swift, if you are dealing with NSObject instances:
@interface TestA : NSObject
- (void)someMethod;
@end
@implementation TestA
//this triggers a warning
@end
va...
How to get the browser to navigate to URL in JavaScript [duplicate]
...
This works in all browsers:
window.location.href = '...';
If you wanted to change the page without it reflecting in the browser back history, you can do:
window.location.replace('...');
...