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Is there a __CLASS__ macro in C++?
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The closest thing there's is to call typeid(your_class).name() - but this produces compiler specific mangled name.
To use it inside class just typeid(*this).name()
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Cannot set property 'innerHTML' of null
...load. As that can load before the DOM loads and there's no error. Only its call needs to be.jsfiddle.net/fbz6wLpd/8
– barlop
Jul 26 '19 at 14:30
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Use “ENTER” key on softkeyboard instead of clicking button
...ample from my own code. I have an EditText named addCourseText, which will call the function addCourseFromTextBox when either the enter key or the d-pad is clicked.
addCourseText = (EditText) findViewById(R.id.clEtAddCourse);
addCourseText.setOnKeyListener(new OnKeyListener()
{
public boolean o...
Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:
...ellReuseIdentifier: or registerClass:forCellReuseIdentifier: method before calling this method.
You didn't register a nib or a class for the reuse identifier "Cell".
Looking at your code, you seem to expect the dequeue method to return nil if it doesn't have a cell to give you. You need to use t...
Under what conditions is a JSESSIONID created?
...is created/sent when session is created. Session is created when your code calls request.getSession() or request.getSession(true) for the first time. If you just want to get the session, but not create it if it doesn't exist, use request.getSession(false) -- this will return you a session or null. I...
Windows can't find the file on subprocess.call()
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When the command is a shell built-in, add a 'shell=True' to the call.
E.g. for dir you would type:
import subprocess
subprocess.call('dir', shell=True)
To quote from the documentation:
The only time you need to specify shell=True on Windows is when the command you wish to execute ...
`static` keyword inside function?
...he value of the given variable ($has_run in your example) between multiple calls.
You could use this for different purposes, for example:
function doStuff() {
static $cache = null;
if ($cache === null) {
$cache = '%heavy database stuff or something%';
}
// code using $cache
}
In t...
How can I trigger a Bootstrap modal programmatically?
...ens the modal with data-toggle. Then inside the modal I have a button that calls a function which last thing it does is closing the modal using the hide method you suggest. Great!
– JayJay
Dec 12 '16 at 19:42
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How to implement the activity stream in a social network
...eveloped by a bunch of well-know people.
http://activitystrea.ms/.
Basically, every activity has an actor (who performs the activity), a verb (the action of the activity), an object (on which the actor performs on), and a target.
For example: Max has posted a link to Adam's wall.
Their JSON's ...
In Android, how do I set margins in dp programmatically?
... Correct, but no need to set it back, the changed params are automatically reflected. Thus you can remove the line: vector8.setLayoutParams(params);
– Wirsing
Nov 26 '14 at 9:59
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