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Sort ArrayList of custom Objects by property
...nce Date implements Comparable, it has a compareTo method just like String does.
So your custom Comparator could look like this:
public class CustomComparator implements Comparator<MyObject> {
@Override
public int compare(MyObject o1, MyObject o2) {
return o1.getStartDate().com...
Fragment lifecycle - which method is called upon show / hide?
...ou can override Fragment.onHiddenChanged(boolean hidden). According to the documentation, a fragment must be both started and visible (not hidden), to be visible to the user.
Update: If you use android.support.v4.widget.DrawerLayout then a fragment below the drawer stays started and visible even wh...
How to remove items from a list while iterating?
...a list comprehension to create a new list containing only the elements you don't want to remove:
somelist = [x for x in somelist if not determine(x)]
Or, by assigning to the slice somelist[:], you can mutate the existing list to contain only the items you want:
somelist[:] = [x for x in somelist...
How do I activate C++ 11 in CMake?
...ature to simply not work (not add any compiler flags). Make sure that you do one of the following things:
Use cmake_minimum_required to require CMake 3.0 or later, or
Set policy CMP0025 to NEW with the following code at the top of your CMakeLists.txt file before the project command:
# Fix behavi...
Django set field value after a form is initialized
...e you're not passing in POST data, I'll assume that what you are trying to do is set an initial value that will be displayed in the form. The way you do this is with the initial keyword.
form = CustomForm(initial={'Email': GetEmailString()})
See the Django Form docs for more explanation.
If you ...
How do I bind Twitter Bootstrap tooltips to dynamically created elements?
...
What I don't like about this solution is that you can't have multiple configuration of tooltips. For example, it doesn't work if you have tooltips that are placed on top and others that are placed on bottom.
– ...
What is “thread local storage” in Python, and why do I need it?
In Python specifically, how do variables get shared between threads?
5 Answers
5
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RegEx to extract all matches from string using RegExp.exec
...^[:]+):\"([^"]+)"/g;
var s = '[description:"aoeu" uuid:"123sth"]';
var m;
do {
m = re.exec(s);
if (m) {
console.log(m[1], m[2]);
}
} while (m);
Try it with this JSFiddle: https://jsfiddle.net/7yS2V/
sh...
SQL how to increase or decrease one for a int column in one command
...heck out, we need to update that Quantity column by one. Is there a way to do this in one action or we have to get the existing value and then add or minus one on top of it?
...
How to Get the Title of a HTML Page Displayed in UIWebView?
...om an HTML page displayed in a UIWebView. What is the most robust means of doing so?
7 Answers
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