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How to implement a queue with three stacks?
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SUMMARY
O(1) algorithm is known for 6 stacks
O(1) algorithm is known for 3 stacks, but using lazy evaluation which in practice corresponds to having extra internal data structures, so it does not constitute a solution
People near Sedgewick have confirm...
Show Youtube video source into HTML5 video tag?
...6616c"></video>
Note there seems to some expire stuff. I don't know how long the src string will work.
Still testing myself.
Edit (July 28, 2011): Note that this video src is specific to the browser you use to retrieve the page source. I think Youtube generates this HTML dynamically (a...
Generate a random double in a range
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This question was asked before Java 7 release but now, there is another possible way using Java 7 (and above) API:
double random = ThreadLocalRandom.current().nextDouble(min, max);
nextDouble will return a pseudorandom double value between the minimum (inclusive) and the ...
Is there any kind of hash code function in JavaScript?
...a duplicate check into push(). I don't have time to edit for this solution now, but I hope I'll remember to later.
– eyelidlessness
May 26 '09 at 13:24
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Can anonymous class implement interface?
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@ZainRizvi No, it didn't. As far as I know, it's still in production. The concern raised seemed strange to me then, and arbitrary at best to me now. It was basically saying "Don't use a framework, things will break!". They didn't, nothing went pop, and I'm not sur...
Run/install/debug Android applications over Wi-Fi?
...tcfg or adb shell ifconfig with 6.0 and higher;
You can disconnect the USB now;
adb connect <DEVICE_IP_ADDRESS>:5555. This connects to the server we set up on the device on step 2;
Now you have a device over the network with which you can debug as usual.
To switch the server back to the USB ...
Inserting image into IPython notebook markdown
...IPython 2.0, the files/ prefix is no longer needed (cf. release notes). So now the solution <img src="image.png"> simply works as expected.
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What is the difference between string primitives and String objects in JavaScript?
...art from being a full fledged object, serves as a wrapper for v8::String.
Now it is only logical, a call to new String('').method() has to unbox this v8::StringObject's v8::String before executing the method, hence it is slower.
In many other languages, primitive values do not have methods.
The...
jQuery: Get selected element tag name
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As of jQuery 1.6 you should now call prop:
$target.prop("tagName")
See http://api.jquery.com/prop/
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How to import existing Git repository into another?
... mentioned merging it into master, but didn't actually show it. Editing it now...
– ebneter
Feb 28 '13 at 2:26
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