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Algorithm to find Largest prime factor of a number
...e you've decided on how to split a number into two factors, here is the fastest algorithm I can think of to find the largest prime factor of a number:
Create a priority queue which initially stores the number itself. Each iteration, you remove the highest number from the queue, and attempt to split...
Retrieve the position (X,Y) of an HTML element relative to the browser window
... in the body. Meouw's solution works perfectly. If you want I have a small test to demonstrate the problem.
– CpnCrunch
Jul 1 '14 at 2:30
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Create a GUID in Java
...OM = ThreadLocal.withInitial(SecureRandom::new);
}
/**
* For tests!
*/
public static void main(String[] args) {
System.out.println("// Using thread local `java.security.SecureRandom` (DEFAULT)");
System.out.println("RandomUuidCreator.getRandomUuid()");
...
Creating an R dataframe row-by-row
...data.table seems to be even faster than pre-allocation using data.frames. Testing here: stackoverflow.com/a/11486400/636656
– Ari B. Friedman
Jul 15 '12 at 2:02
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Handling the window closing event with WPF / MVVM Light Toolkit
...he ViewModel does not depend on the View and the closing logic can be unit-tested.
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It is more efficient to use if-return-return or if-else-return?
... almost all if-else-return are cases of guard clauses and those are always testable (mock the tested expression) without the else.
– cowbert
Mar 28 '18 at 3:22
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How to have TFS 2010 detect changes done to files outside of Visual Studio?
...r > "Undo Pending Changes..." > "Undo changes" > "No to All"*
I tested this workaround on a branch and it helped me a lot. But there are only new files and new folder who has to be done manually.
I recommend to create a branch before the operation. It isolates you the time of the operati...
Check if Python Package is installed
...
Shell tip: you can use if to directly test a successful command: if pip3 show package_name 1>/dev/null; then ...
– MestreLion
Nov 2 '19 at 7:01
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How to put multiple statements in one line?
...in steps, i.e. importing a module, running some functions and then do some test with a specific function. Soooo, I was looking for a way to put "importing a module, running some functions" in a oneliner, so I can quickly call it back from the history and run it (instead of having to call back 5 diff...
Pointers, smart pointers or shared pointers? [duplicate]
...you have many threads running. However, it won't always be the case - only testing will tell you for sure.
There is an argument (that I like) against shared pointers - by using them, you are allowing programmers to ignore who owns a pointer. This can lead to tricky situations with circular referenc...