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How do I link a JavaScript file to a HTML file?
... HTML document, ideally inside the which points to your javascript files. Order of the script tags are important. Load the jQuery before your script files if you want to use jQuery from your script.
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min...
How to handle button clicks using the XML onClick within Fragments
... could just do this:
Activity:
Fragment someFragment;
//...onCreate etc instantiating your fragments
public void myClickMethod(View v) {
someFragment.myClickMethod(v);
}
Fragment:
public void myClickMethod(View v) {
switch(v.getId()) {
// Just like you were doing
}
} ...
How can I add a column that doesn't allow nulls in a Postgresql database?
...row. Not sure how Postgres locks up a table when doing this. Or, if column order matters, you can't just add a column with the ALTER command.
– alphadogg
Feb 5 '09 at 14:31
...
Which concurrent Queue implementation should I use in Java?
...conds).
Fairness means that the Lock implementation will keep the threads ordered. Meaning if Thread A enters and then Thread B enters, Thread A will get the lock first. With no fairness, it is undefined really what happens. It will most likely be the next thread that gets scheduled.
As for whi...
How to declare an array in Python?
...*The default built-in Python type is called a list, not an array. It is an ordered container of arbitrary length that can hold a heterogenous collection of objects (their types do not matter and can be freely mixed). This should not be confused with the array module, which offers a type closer to th...
Optimal number of threads per core
...
If your threads don't do I/O, synchronization, etc., and there's nothing else running, 1 thread per core will get you the best performance. However that very likely not the case. Adding more threads usually helps, but after some point, they cause some performance degradat...
What does f+++++++++ mean in rsync logs?
...he item (such as the creation of a directory or the changing of a symlink, etc.).
A h means that the item is a hard link to another item (requires --hard-links).
A . means that the item is not being updated (though it might have attributes that are being modified).
A * means that the rest of the ite...
Maintain git repo inside another git repo
...as git repos in their own right, with their own commits, origins, history, etc.
– Damien Wilson
Jan 11 '11 at 16:10
2
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dynamic_cast and static_cast in C++
...hic classes. In fact, in certian cases the classes must be polymorphic in order for the cast to be legal.
Casts can go in one of two directions: from base to derived (B2D) or from derived to base (D2B). It's simple enough to see how D2B casts would work at runtime. Either ptr was derived from T...
SVN: Ignore some directories recursively
...
add to your ~/.subversion/config or /etc/subversion/config file:
[miscellany]
global-ignores = build dist
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