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Overloading Macro on Number of Arguments
...oes not work on Microsoft Visual Studio 2010, VA_ARGS seems to be expanded into a single macro argument.
– Étienne
Oct 28 '14 at 11:32
9
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Random float number generation
...ND_MAX and a little math, you can generate random numbers in any arbitrary interval you choose. This is sufficient for learning purposes and toy programs. If you need truly random numbers with normal distribution, you'll need to employ a more advanced method.
This will generate a number from 0....
How can I get screen resolution in java?
...raphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice();
int width = gd.getDisplayMode().getWidth();
int height = gd.getDisplayMode().getHeight();
If you want to get the screen resolution in DPI you'll have to use the getScreenResolution() method on Toolkit.
Resources :
ja...
Remove Item from ArrayList
... it has 8 items A-H and now I want to delete 1,3,5 position Item stored in int array from the list how can I do this.
10 ...
Java 8 forEach with index [duplicate]
... presume that you can then just iterate with the indices of the elements:
IntStream.range(0, params.size())
.forEach(idx ->
query.bind(
idx,
params.get(idx)
)
)
;
The resulting code is similar to iterating a list with the classic i++-style for loop, except with easier p...
Set android shape color programmatically
...here background is an instance of ColorDrawable. Thanks Tyler Pfaff, for pointing this out.
The drawable is an oval and is the background of an ImageView
Get the Drawable from imageView using getBackground():
Drawable background = imageView.getBackground();
Check against usual suspects:
if...
Generating a random password in php
...$pass[] = $alphabet[$n];
}
return implode($pass); //turn the array into a string
}
Demo: http://codepad.org/UL8k4aYK
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How to remove elements from a generic list while iterating over it?
...
Iterate your list in reverse with a for loop:
for (int i = safePendingList.Count - 1; i >= 0; i--)
{
// some code
// safePendingList.RemoveAt(i);
}
Example:
var list = new List<int>(Enumerable.Range(1, 10));
for (int i = list.Count - 1; i >= 0; i--)
{
...
Update data in ListFragment as part of ViewPager
...blic class MPagerAdapter extends FragmentPagerAdapter {
private Map<Integer, String> mFragmentTags;
private FragmentManager mFragmentManager;
public MPagerAdapter(FragmentManager fm) {
super(fm);
mFragmentManager = fm;
mFragmentTags = new HashMap<Integer...
Java switch statement: Constant expression required, but it IS constant
... be what is needed.
You could change your code to use an enum rather than int constants, but that brings another couple of different restrictions:
You must include a default case, even if you have case for every known value of the enum; see Why is default required for a switch on an enum?
The cas...