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How do you save/store objects in SharedPreferences on Android?
...n is better. First of all to use serialize, the object and every object inside it needs to implement the serialize interface. This is not needed for gson. gson also works great when your object is a list of objects.
– Neville Nazerane
Jan 19 '17 at 7:26
...
Changing cursor to waiting in javascript/jquery
... Other elements on the page (i.e. Bootstrap buttons) which override the cursor to a non-default display will block this approach while the cursor is still over the element. In those cases, I found it preferable to use !important with @hrabinowitz's solution below
– A...
How to convert int to NSString?
...iption will print the date, but stringValue will crash): NSNumber *test = (id)[NSDate date]; NSLog(@"description: %@", test.description); NSLog(@"string value: %@", test.stringValue);
– Islam Q.
Aug 5 '16 at 6:31
...
MySQL Removing Some Foreign keys
...query would do it:
ALTER TABLE assignmentStuff DROP FOREIGN KEY assignmentIDX;
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How to avoid the need to specify the WSDL location in a CXF or JAX-WS generated webservice client?
... out the right answer to this question today.
<plugin>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-codegen-plugin</artifactId>
<version>${cxf.version}</version>
<executions>
<execution>
<id>generat...
How do I append one string to another in Python?
...sed to be O(n^2), but now it is O(n).
From the source (bytesobject.c):
void
PyBytes_ConcatAndDel(register PyObject **pv, register PyObject *w)
{
PyBytes_Concat(pv, w);
Py_XDECREF(w);
}
/* The following function breaks the notion that strings are immutable:
it changes the size of a str...
'printf' vs. 'cout' in C++
...cription is placeholder, the code would look like this. Both examples work identically (well, sort of, std::endl actually flushes the buffer).
printf("Error %d: %s.\n", id, errors[id]);
std::cout << "Error " << id << ": " << errors[id] << "." << std::endl;
Whil...
What's the best way to communicate between view controllers?
...ects when appropriate (per the MVC design pattern). Usually you want to avoid putting state information inside a controller, unless it's strictly "presentation" data.
Second, see page 10 of the Stanford presentation for an example of how to programmatically push a controller onto the navigation con...
How to implement the Java comparable interface?
... implement the compareTo(Animal other) method that way you like it.
@Override
public int compareTo(Animal other) {
return Integer.compare(this.year_discovered, other.year_discovered);
}
Using this implementation of compareTo, animals with a higher year_discovered will get ordered higher. I ho...
Scheduling recurring task in Android
...timer.scheduleAtFixedRate(new TimerTask() {
synchronized public void run() {
\\ here your todo;
}
}}, TimeUnit.MINUTES.toMillis(1), TimeUnit.MINUTES.toMillis(1));
Timer has some drawbacks that are solved by ScheduledThreadPoolExecutor. So it's not the best...