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How to delete a cookie?
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You can do this by setting the date of expiry to yesterday.
Setting it to "-1" doesn't work. That marks a cookie as a Sessioncookie.
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Converting a List to a comma separated string
...up the lengths to precalculate the buffer size, and also "primes the pump" by appending the first string outside the loop, and then, inside the loop, unconditionally appending the delimiter before the next string. Combined with some unsafe/internal tricks, it should be very fast.
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Tutorials and libraries for OpenGL-ES games on Android [closed]
... site you mentioned is very good, but I think the best one I have found is by INsanityDesign. It is a port of the great OpenGL nehe tutorials. This is a great place to start, it gives you source at different levels that you can play with and change to see what different parts do. Other than that ...
How to remove the default link color of the html hyperlink 'a' tag?
...If you don't want to see the underline and default color which is provided by the browser, you can keep the following code in the top of your main.css file. If you need different color and decoration styling you can easily override the defaults using the below code snippet.
a, a:hover, a:focus, a...
Convert data.frame column to a vector?
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If you just use the extract operator it will work. By default, [] sets option drop=TRUE, which is what you want here. See ?'[' for more details.
> a1 = c(1, 2, 3, 4, 5)
> a2 = c(6, 7, 8, 9, 10)
> a3 = c(11, 12, 13, 14, 15)
> aframe = data.frame(a1, a2, a3)
&...
Format date to MM/dd/yyyy in JavaScript [duplicate]
...' + year;
}
Update for ES2017 using String.padStart(), supported by all major browsers except IE.
function getFormattedDate(date) {
let year = date.getFullYear();
let month = (1 + date.getMonth()).toString().padStart(2, '0');
let day = date.getDate().toString().padStart...
jQuery Scroll to bottom of page/iframe
...d scroll to the top when this function was run. This problem was resolved by saying $(document).scrollTop($(document).height());
– Jack
Jan 21 '14 at 20:03
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How to set radio button checked as default in radiogroup?
...urse there are ways to do that without ids of your buttons, but please not by using setChecked() One way would be radiogroup.check(((RadioButton)radioGroup.getChildAt(INDEX)).getId()) or something like that
– Sprigg
Apr 29 '13 at 13:05
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Round a Floating Point Number Down to the Nearest Integer?
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x//1
The // operator returns the floor of the division. Since dividing by 1 doesn't change your number, this is equivalent to floor but no import is needed.
Notes:
This returns a float
This rounds towards -∞
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IOS 7 Navigation Bar text and arrow color
...e Documentation for barTintColor says :
This color is made translucent by default unless you set the
translucent property to NO.
Sample Code :
self.navigationController.navigationBar.barTintColor = [UIColor blackColor];
self.navigationController.navigationBar.tintColor = [UIColor whiteColor...