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Finding all cycles in a directed graph
... page in my search and since cycles are not same as strongly connected components, I kept on searching and finally, I found an efficient algorithm which lists all (elementary) cycles of a directed graph. It is from Donald B. Johnson and the paper can be found in the following link:
http://www.cs.tu...
What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
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The quick and dirty first pass solution is always a great one to start with, as a comparison if nothing else.
Greedy placement from large to small.
Put the largest rectangle remaining into your packed area. If it can't fit anywhere, place it in a place that extends the pack region...
Does use of final keyword in Java improve the performance?
...e it's almost never worth it; YMMV.)
EDIT: As final fields have been mentioned, it's worth bringing up that they are often a good idea anyway, in terms of clear design. They also change the guaranteed behaviour in terms of cross-thread visibility: after a constructor has completed, any final fields...
Copy existing project with a new name in Android Studio
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As free3dom pointed out, here's what should be done:
Create a copy using file manager
Manually edit the app's build.gradle file to change the package name (you can use the file manager).
Manually edit AndroidManifest.xml to change the package name.
Run gradle sync.
Open ...
How do I create a nice-looking DMG for Mac OS X using command-line tools?
...l not set the icon position correctly - it seems to be a Snow Leopard bug. One workaround is to simply call close/open after setting the icons, i.e.:
..
set position of item "'${applicationName}'" of container window to {100, 100}
set position of item "Applications" of container window to {375, 100...
CSS3 transition events
...sent at the end of a transition. The event is an instance of WebKitTransitionEvent, and its type is webkitTransitionEnd.
box.addEventListener( 'webkitTransitionEnd',
function( event ) { alert( "Finished transition!" ); }, false );
Mozilla
There is a single event that is fired when trans...
Does ruby have real multithreading?
...s here: the
Ruby Programming Language and the specific threading model of one
specific implementation of the Ruby Programming Language. There
are currently around 11 different implementations of the Ruby
Programming Language, with very different and unique threading
models.
(Unfortunately, onl...
How do SQL EXISTS statements work?
...XISTS, because there will be duplicate parent records if there's more than one child record associated to the parent.
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How can I add an item to a SelectList in ASP.net MVC
...a SelectList with the default value of 0 and the Text Value of " -- Select One --"
13 Answers
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What is middleware exactly?
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Someday the client thought, why don't we integrate all our systems into one huge system. Ten minutes later their IT department said that will take 2 years.
You (the wise developer) said, why don't we just integrate all the different systems and make them work together in a homogeneous environmen...