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How do I generate random integers within a specific range in Java?
...icient than a nextInt approach, https://stackoverflow.com/a/738651/360211
One standard pattern for accomplishing this is:
Min + (int)(Math.random() * ((Max - Min) + 1))
The Java Math library function Math.random() generates a double value in the range [0,1). Notice this range does not include th...
Do spurious wakeups in Java actually happen?
...s finding the 'loop because of spurious wakeups' terms 1 I wonder, has anyone experienced such kind of a wakeup (assuming a decent hardware/software environment for example)?
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Changing variable names in Vim
...rename variables in VIM -- and those can be more concise
I'm surprized no one suggested this way:
* :s// NEWNAME /gc
The * is the same as gn - it searches for the next occurence of the word under cursor AND it becomes the last searched pattern, so when you omit the search pattern in the subst...
Are strongly-typed functions as parameters possible in TypeScript?
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@nikkwong it means the function takes one parameter (a number) but the return type is not restricted at all (could be any value, or even void)
– Daniel Earwicker
Mar 4 '16 at 21:00
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java.net.SocketException: Connection reset
...Thanks. There are much better MSDN articles than that. Frankly I find that one hard to believe. A connection won't even exist until the correct source and target IP addresses have been established. The MSDN articles I have seen refer to persistent network errors timing out the connection.
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Is it good practice to use java.lang.String.intern()?
...y reference (== is faster than equals)
Are there side effects not mentioned in the Javadoc?
The primary disadvantage is that you have to remember to make sure that you actually do intern() all of the strings that you're going to compare. It's easy to forget to intern() all strings and then you...
UIActivityViewController crashing on iOS 8 iPads
... my app with Xcode 6 (Beta 6). UIActivityViewController works fine with iPhone devices and simulators but crashes with iPad simulators and devices (iOS 8) with following logs
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Creating folders inside a GitHub repository without using Git
...w folder from the web interface, but it would require you to have at least one file within the folder when creating it.
When using the normal way of creating new files through the web interface, you can type in the folder into the file name to create the file within that new directory.
For example...
iPhone app in landscape mode, 2008 systems
...ll-known problem at hand here: if you are trying to swap between MORE THAN ONE view (all landscape), IT SIMPLY DOES NOT WORK. It is essential to remember this or you will waste days on the problem. It is literally NOT POSSIBLE. It is the biggest open, known, bug on the iOS platform. There is litera...
Returning a value from thread?
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One of the easiest ways to get a return value from a thread is to use closures. Create a variable that will hold the return value from the thread and then capture it in a lambda expression. Assign the "return" value to this v...