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CSS Properties: Display vs. Visibility
...(i.e. it has height and width properties that you can set, it's floatable, etc), or an inline-block (i.e. it acts like a block box but is laid inline instead) and some others (list-item, table, table-row, table-cell, flex, etc).
When you set an element to display: block but also set visibility: hid...
Java: when to use static methods
... static method that is using some external resource (filesystem, database, etc) this type of static can make it horrendous to test the consuming methods. I personally try to keep statics in the realm of "utility."
– Seth M.
Apr 7 '14 at 13:50
...
iOS Tests/Specs TDD/BDD and Integration & Acceptance Testing
...er if the specified item can't be shipped by the selected shipping method; etc. As these possible conditions intersect with one another you end up with a geometrically increasing number of possible contexts; in xUnit-style testing this often leads to a lot of methods with names like testAddItemWhen...
Good ways to manage a changelog using git?
...d do things like strip out the "Merged branch" bits, normalize formatting, etc. At some point you have to write it yourself though, of course.
Then you could create a new section for the changelog once per version:
git log [opts] vX.X.X..vX.X.Y | helper-script > changelogs/X.X.Y
and commit th...
Threading in a PyQt application: Use Qt threads or Python threads?
...ds are better
integrated with Qt (asynchrnous signals/slots, event loop, etc.).
Also, you can't use Qt from a Python thread (you can't for instance
post event to the main thread through QApplication.postEvent): you
need a QThread for that to work.
A general rule of thumb might be to use...
Why would I want stage before committing in Git?
...ake changes to these files
git add File3 File4
# Verify changes, run tests etc..
git commit -m 'Correct typos'
git push
In a nutshell, git add and git commit lets you break down a change to the main repository into systematic logical sub-changes. As other answers and comments have pointed out, the...
Differences between .NET 4.0 and .NET 4.5 in High level in .NET
...dividual Applications in a Single Worker Process
Multi-Targeting
etc
And for Asp.net 4.5 there is also a long list of improvements:
Asynchronously Reading and Writing HTTP Requests and Responses
Improvements to HttpRequest handling
Asynchronously flushing a response
Su...
Declaring an enum within a class
...
2. Yes and no. Car::Color getColor() but void Car::setColor(Color c) because in setColor we already have the specifier.
– Matthieu M.
Mar 24 '10 at 8:16
...
How to prevent buttons from submitting forms
...r not. First thing on validation function is to check that variable value, etc... Too complicated and code does not say what is really wanted.
So the solution is not to have onsubmit on the form tag. Insead put it where it really is needed, on the button.
For the other side, why put onsubmit code ...
Implementing comparison operators via 'tuple' and 'tie', a good idea?
...rivate std::tuple<...> {
T& GetSomeVariable() { ... }
// etc
};
This approach is a little bit more of a mess to begin with, but you're only maintaining the variables and names in one place, instead of in every place for every operator you wish to overload.
...