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What's wrong with overridable method calls in constructors?
...When the @Override is invoked, the state of the object may be inconsistent and/or incomplete.
A quote from Effective Java 2nd Edition, Item 17: Design and document for inheritance, or else prohibit it:
There are a few more restrictions that a class must obey to allow inheritance. Constructors m...
Expression Versus Statement
...something") was enshrined in syntax: one kind of phrase was an expression, and another was a statement, and the parser could tell them apart.
Designers of later languages blurred the distinction: they allowed syntactic expressions to do things, and they allowed syntactic statements that had values....
Is there a way to use two CSS3 box shadows on one element?
... two shadows on it. The first shadow is an inner lighter box shadow (2px), and the second is a drop shadow outside the button (5px) itself.
...
composer: How to find the exact version of a package?
...ut...
composer.phar show
Will show all the currently installed packages and their version information. (This was shown in previous versions of Composer only when using the now-deprecated -i option.)
To see more details, specify the name of the package as well:
composer.phar show monolog/monolo...
CSS Selector that applies to elements with two classes
...out a space in between):
.foo.bar {
/* Styles for element(s) with foo AND bar classes */
}
If you still have to deal with ancient browsers like IE6, be aware that it doesn't read chained class selectors correctly: it'll only read the last class selector (.bar in this case) instead, regardle...
Is there a difference between PhoneGap and Cordova commands?
I just installed Phonegap for the first time and just browsed through the docs. What confuses me is the fact that some docs are using the command "phonegap" and some "cordova".
...
Xcode 4, Core Data Model Version - Set Current Version
...
still getting used to the changes between Xcode 3 and 4, thanks!
– Chris
May 31 '11 at 16:12
6
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TFS: Updating branch with changes from main
So, we have our main dev line, I create a branch, and developer b creates a branch. We both do some work. developer b finishes his work, merges back into the main dev line. I know his changes will affect me, and rather than deal with the conflicts later, I would like to update my branch, with the...
What is stability in sorting algorithms and why is it important?
...ms are stable by nature like Insertion sort, Merge Sort, Bubble Sort, etc. And some sorting algorithms are not, like Heap Sort, Quick Sort, etc.
Background: a "stable" sorting algorithm keeps the items with the same sorting key in order. Suppose we have a list of 5-letter words:
peach
straw
appl...
How to shuffle a std::vector?
...but I think it's not very efficient because it needs an intermediate array and it needs to know the item type (DeckCard in this example):
...