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How to create a generic array in Java?
...t(int s) {
a = new Foo[s];
}
...
}
All of this results from a known, and deliberate, weakness of generics in Java: it was implemented using erasure, so "generic" classes don't know what type argument they were created with at run time, and therefore can not provide type-safety un...
Easiest way to check for an index or a key in an array?
... tests only for existence [of parameter]
This answer is actually adapted from the answers for this SO question: How to tell if a string is not defined in a bash shell script?
A wrapper function:
exists(){
if [ "$2" != in ]; then
echo "Incorrect usage."
echo "Correct usage: exists {k...
Why avoid increment (“++”) and decrement (“--”) operators in JavaScript?
...vaScript basically since its inception. I don't think his advice is coming from "I'm lazy and inattentive inexperienced hacker" -- that's why I'm trying to understand where it's coming from.
– artlung
Jun 9 '09 at 17:22
...
IE8 issue with Twitter Bootstrap 3
...
You got your CSS from CDN (bootstrapcdn.com) respond.js only works for local files. So try your website on IE8 with a local copy of bootstrap.css. Or read: CDN/X-Domain Setup
Note See also: https://github.com/scottjehl/Respond/pull/206
Upd...
Difference between constituency parser and dependency parser
...s to parsing provide similar information, but it often has to be distilled from the trees via techniques such as the head finding rules discussed in Chapter 11. web.stanford.edu/~jurafsky/slp3/11.pdf
– gkiko
Feb 2 '18 at 8:57
...
Programmatically set the initial view controller using Storyboards
... storyboard to a different view depending on some condition which may vary from launch to launch.
22 Answers
...
Handling InterruptedException in Java
...e (i.e. don't catch it at all).
Example: Your method waits for a value from the network to finish the computation and return a result. If the blocking network call throws an InterruptedException your method can not finish computation in a normal way. You let the InterruptedException propagate.
...
How does Python's super() work with multiple inheritance?
...lex when inheritance starts crossing paths (for example if First inherited from Second). Read the link above for more details, but, in a nutshell, Python will try to maintain the order in which each class appears on the inheritance list, starting with the child class itself.
So, for instance, if yo...
How to debug Ruby scripts [closed]
I copied the following Ruby code from the Internet and made a few changes but it doesn't work.
17 Answers
...
How do you push a tag to a remote repository using Git?
...th commits and only tags that are both:
annotated
reachable (an ancestor) from the pushed commits
This is sane because:
you should only push annotated tags to the remote, and keep lightweight tags for local development to avoid tag clashes. See also: What is the difference between an annotated an...