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Odd behavior when Java converts int to byte?
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Since the 32nd bit is now the sign bit instead of the 8th bit (and we set the sign bit to 0 which is positive), the original 8 bits from the byte are read by Java as a positive value.
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How to resize an image to fit in the browser window?
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</body>
</html>
The [other, old] solution, using JQuery, sets the height of the image container (body in the example below) so that the max-height property on the image works as expected. The image will also automatically resize when the client window is resized.
<!DOCTYPE html...
Tree data structure in C#
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@jk I believe that SortedDictionary and SortedSet are built atop red/black trees, so using these should work.
– jonp
Sep 24 '10 at 13:41
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Hidden Features of Java
...s ThreadSafeSortedSub extends Souper {
@Override
ConcurrentSkipListSet<String> values() {
...
}
}
You can call the subclass's values method and obtain a sorted thread safe Set of Strings without having to down cast to the ConcurrentSkipListSet.
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rails 3.1.0 ActionView::Template::Error (application.css isn't precompiled)
...the production environment, if you want use live compiling (compile your assets during runtime) in production you must set the config.assets.compile to true.
# config/environments/production.rb
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config.assets.compile = true
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You can use this option to fallback to Sprockets when you are usin...
Java: Integer equals vs. ==
As of Java 1.5, you can pretty much interchange Integer with int in many situations.
7 Answers
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MIN/MAX vs ORDER BY and LIMIT
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Most DBMSes have limit/offset or equivalent, and it is used in the majority of apps I have worked on (not as an alternative to MIN, but for other purposes such as pagination.)
– finnw
Jan 9 '09 at 1:36
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Resolve build errors due to circular dependency amongst classes
...ss B;
class A
{
int _val;
B* _b;
public:
A(int val);
void SetB(B *b);
void Print();
};
#endif
//B.h
#ifndef B_H
#define B_H
class A;
class B
{
double _val;
A* _a;
public:
B(double val);
void SetA(A *a);
void Print();
};
#endif
//A.cpp
#include "A.h"
#inclu...
Error when trying vagrant up
... @Matt - Perhaps because you can manually edit the vagrantfile and set which box to use?
– Cyclonecode
Aug 23 '15 at 14:02
5
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JavaScript: replace last occurrence of text in a string
See my code snippet below:
14 Answers
14
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