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Qt events and signal/slots
...y are handled through the Metaclass (have a look at your moc_classname.cpp file for more), but most of the interclass communication that you will produce will probably use signals and slots. Signals can get delivered immediately or deferred via a queue (if you are using threads).
A signal can be ge...
CSS triangle custom border color
...out of JSFiddle, it added two invisible and invalid characters into my CSS file that caused validation/parse errors in that css file. Once I removed the invisible characters (the chars were zero width, so cursor wasn't showing them, but I was able to backspace) it worked wonderfully. It was not you...
Why doesn't RecyclerView have onItemClickListener()?
...rsion by me, java one, from Hugo Visser, kept below
Kotlin / Java
Create a file values/ids.xml and put this in it:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<item name="item_click_support" type="id" />
</resources>
then add the code below to your source
Kotlin
U...
Checking in of “commented out” code [closed]
... a long life.
Finally, if you can find commented-out code in every source file, then something is wrong. Delivering commented-out code into trunk for any reason should be a rare event. If this occurs often, then it becomes clutter and loses its value.
...
Why must jUnit's fixtureSetup be static?
...hod would be randomly selected, because the order of methods in the .class file is unspecified/compiler-dependent (IIRC, Java's reflection API returns the methods in the same order as they are declared in the .class file, although also that behaviour is unspecified - I have written a library for act...
What is the difference between localStorage, sessionStorage, session and cookies?
...server side - most likely using a database, but possibly XML or a text/CSV file.
localStorage, sessionStorage, and cookies are all client storage solutions. Session data is held on the server where it remains under your direct control.
localStorage and sessionStorage
localStorage and sessionStora...
Is it possible to set the equivalent of a src attribute of an img tag in CSS?
...ion. You have no control over the dimensions of the rendering of the image file. In normal use, you can control the height-width of an image, if the file is specified in the source. But this is basically no different from a div with a background image, where if your div is bigger than the image, you...
Chrome Extension how to send data from content script to popup.html
...is I need to show the data on my popup.html page from the contentScript.js file.
I don't know how to do that I've tried reading the documentation but messaging in chrome I just can't understand what to do.
...
What's the difference between unit, functional, acceptance, and integration tests? [closed]
...to (non-trivial) collaborators
Access the network
Hit a database
Use the file system
Spin up a thread
etc.
Any kind of dependency that is slow / hard to understand / initialise / manipulate should be stubbed/mocked/whatevered using the appropriate techniques so you can focus on what the unit of ...
What is the difference between LL and LR parsing?
...too. I don't suppose you could post the non-Windows version of the project files (and the scanner.l file, for pp2)? :)
– Erik P.
Aug 23 '13 at 2:45
1
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