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How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...Nib];
nibView.frame = self.bounds;
// the autoresizingMask will be converted to constraints, the frame will match the parent view frame
nibView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
// Adding nibView on the top of our view
[self ad...
Repeat a task with a time delay?
...n the main UI thread, so you will be able to update UI controls.
private int mInterval = 5000; // 5 seconds by default, can be changed later
private Handler mHandler;
@Override
protected void onCreate(Bundle bundle) {
// your code here
mHandler = new Handler();
startRepeatingTask();...
ATL正则表达式库使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...典型使用方法：
#include "stdafx.h"
#include <atlrx.h>
int main(int argc, char* argv[])
{
CAtlRegExp<> reUrl;
// five match groups: scheme, authority, path, query, fragment
REParseError status = reUrl.Parse(
"({[^:/?#]+}:)?(//{[^/?#]*})?{[^?#]*}(?{[^#]*})?(...
In what cases do I use malloc and/or new?
...ree and malloc/delete.
Note: Some answers in this question are invalid.
int* p_scalar = new int(5); // Does not create 5 elements, but initializes to 5
int* p_array = new int[5]; // Creates 5 elements
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Entity framework code-first null foreign key
...
You must make your foreign key nullable:
public class User
{
public int Id { get; set; }
public int? CountryId { get; set; }
public virtual Country Country { get; set; }
}
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im...
Clicking the back button twice to exit an activity
...ive such as;
What's wrong with measuring time passed and checking if TIME_INTERVAL miliseconds (say 2000) passed since the last back press. The following sample code uses System.currentTimeMillis(); to store the time onBackPressed() is called;
private static final int TIME_INTERVAL = 2000; // # mi...
PendingIntent does not send Intent extras
My MainActicity starts RefreshService with a Intent which has a boolean extra called isNextWeek .
3 Answers
...
Jaxb, Class has two properties of the same name
with jaxb, i try to read an xml file
only a few element in xml file are interesting, so i would like to skip many element
2...
What is meant by Scala's path-dependent types?
...
My favorite example:
case class Board(length: Int, height: Int) {
case class Coordinate(x: Int, y: Int) {
require(0 <= x && x < length && 0 <= y && y < height)
}
val occupied = scala.collection.mutable.Set[Coordinate]()
}
...
How do I clear this setInterval inside a function?
Normally, I’d set the interval to a variable and then clear it like var the_int = setInterval(); clearInterval(the_int); but for my code to work I put it in an anonymous function:
...