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How to loop through a HashMap in JSP?
...ib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<c:forEach items="${map}" var="entry">
Key = ${entry.key}, value = ${entry.value}<br>
</c:forEach>
Thus your particular issue can be solved as follows:
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"...
Android: I am unable to have ViewPager WRAP_CONTENT
...to the biggest of its actual children, that is, only the currently visible item and the directly adjacent ones. Calling setOffscreenPageLimit(total number of children) on the ViewPager solves this and results in a ViewPager whose size is set to the biggest of all its items and never resizes. 2. Web...
How to make an immutable object in Python?
...
OK, you get the "best answer", because it's the easiest way of doing it. Sebastian gets the bounty for giving a short Cython implementation. Cheers!
– Lennart Regebro
Feb 2 '11 at 12:39
...
What are bitwise operators?
... one of its inputs are 1.
NOT is 1 only if its input are 0.
These can be best described as truth tables. Inputs possibilities are on the top and left, the resultant bit is one of the four (two in the case of NOT since it only has one input) values shown at the intersection of the two inputs.
AND...
When do we have to use copy constructors?
...e_unique), I now have exception safety for free!!! Isn't it exciting ? And best of all, I no longer need to worry about a proper destructor! I do need to write my own Copy Constructor and Assignment Operator though, because unique_ptr does not define these operations... but it doesn't matter here ;)...
The $.param( ) inverse function in JavaScript / jQuery
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The best solution so far - It behaves pretty good! But when I use JSON.stringify(geturlargs('fld[2][]=2&fld[][]=3&fld[3][]=4&fld[]=bb&fld[]=cc').fld) I get {"2":["2"],"3":["4"],"":"cc"} and not [null,null,[2],[3,4...
Find first element in a sequence that matches a predicate
...ython 2.6 as fortran pointed out.
For Python version < 2.6, here's the best I can come up with:
from itertools import repeat,ifilter,chain
chain(ifilter(predicate,seq),repeat(None)).next()
Alternatively if you needed a list later (list handles the StopIteration), or you needed more than just ...
How default .equals and .hashCode will work for my classes?
...mplementation details for a particular vendor's Java version it's probably best to look as the source (if it's available)
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Draw in Canvas by finger, Android
...nu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
mPaint.setXfermode(null);
mPaint.setAlpha(0xFF);
switch (item.getItemId()) {
case COLOR_MENU_ID:
new ColorPickerDialog(this, this, mPaint.getC...
What is the difference between .map, .every, and .forEach?
...turns a new Array of objects created by taking some action on the original item.
.every() returns a boolean - true if every element in this array satisfies the provided testing function. An important difference with .every() is that the test function may not always be called for every element in...