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What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
Ive got a bunch of rectangular objects which I need to pack into the smallest space possible (the dimensions of this space should be powers of two).
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CROSS JOIN vs INNER JOIN in SQL
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2. CROSS JOIN
Cross join selects the all the rows from the first table and all the rows from second table and shows as Cartesian product ie, with all possibilities
Consider we need to find all the teachers in the school and students irrespective of class teacher...
What is the difference between `git fetch origin` and `git remote update origin`?
...ports grouped remotes (remotes.<group> = <list>), and updating all remotes (except those with remote.<name>.skipDefaultUpdate set), but not any of the more specific options of fetch. Under the hood, though, it does the exact same thing as fetch with the default options.
The answe...
Why does Double.NaN==Double.NaN return false?
...enormalized value or a signed zero, and an operation that has no mathematically definite result produces NaN. All numeric operations with NaN as an operand produce NaN as a result. As has already been described, NaN is unordered, so a numeric comparison operation involving one or two NaNs returns fa...
Is there a way to “autosign” commits in Git with a GPG key?
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Note: if you don't want to add -S all the time to make sure your commits are signed, there is a proposal (branch 'pu' for now, December 2013, so no guarantee it will make it to a git release) to add a config which will take care of that option for you.
Update...
Get all files that have been modified in git branch
... between your current branch and <some-other-branch>. So it's essentially the same command, but note that you can use this to find the files that are different between any two branches, even if they're not remotely related. Whether that comparison is useful or not depends on the topology of yo...
How do I 'svn add' all unversioned files to SVN?
I'm looking for a good way to automatically 'svn add' all unversioned files in a working copy to my SVN repository.
19 An...
How to get all files under a specific directory in MATLAB?
I need to get all those files under D:\dic and loop over them to further process individually.
8 Answers
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Java concurrency: Countdown latch vs Cyclic barrier
...ble task which is run once the common barrier condition is met.
It also allows you to get the number of clients waiting at the barrier and the number required to trigger the barrier. Once triggered the barrier is reset and can be used again.
For simple use cases - services starting etc... a C...
How to apply specific CSS rules to Chrome only?
...get the Google Chrome,using media queries or CSS hacks,but Javascript is really more effective.
Here is the piece of Javascript code that will target Google Chrome 14 and later,
var isChrome = !!window.chrome && !!window.chrome.webstore;
and below is a list of Available Browser hacks,f...