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How would you implement an LRU cache in Java?
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This is round two.
The first round was what I came up with then I reread the comments with the domain a bit more ingrained in my head.
So here is the simplest version with a unit test that shows it works based on some other versions.
First the non-concurrent version:
import java....
Why is printing “B” dramatically slower than printing “#”?
...ap (which may be expensive on some terminals, e.g., outputting backspaces, then outputting spaces to overwrite the letters being wrapped).
But that's pure speculation.
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Import / Export database with SQL Server Server Management Studio
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Right click the database itself, Tasks -> Generate Scripts...
Then follow the wizard.
For SSMS2008+, if you want to also export the data, on the "Set Scripting Options" step, select the "Advanced" button and change "Types of data to script" from "Schema Only" to "Data Only" or "Schema ...
How do I use 'git reset --hard HEAD' to revert to a previous commit? [duplicate]
...has your project files in a particular state, they're very safe, but until then Git's not really "tracking changes" to your files. (for example, even if you do git add to stage a new version of the file, that overwrites the previously staged version of that file in the staging area.)
In your questi...
Getting an object from an NSSet
If you can't get an object with objectAtIndex: from an NSSet then how do you retrieve objects?
8 Answers
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How to filter multiple values (OR operation) in angularJS
...and want to filter for multiple values, if it has either one of the values then it should be displayed.
20 Answers
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How to check if running in Cygwin, Mac or Linux?
...ion.
Implementation
#!/usr/bin/env bash
if [ "$(uname)" == "Darwin" ]; then
# Do something under Mac OS X platform
elif [ "$(expr substr $(uname -s) 1 5)" == "Linux" ]; then
# Do something under GNU/Linux platform
elif [ "$(expr substr $(uname -s) 1 10)" == "MINGW32_NT" ]; then
...
What is bootstrapping?
...he front-panel switches to load a particular disk segment into memory, and then run it. Needless to say, the bootstrap loader is normally pretty small.
"Bootstrapping" is also used as a term for building a system using itself -- or more correctly, a predecessor version. For example, ANTLR version 3...
Why can't strings be mutable in Java and .NET?
...ated. If you make sure
that all constructors establish class invariants, then it is
guaranteed that these invariants will remain true for all time, with
no effort on your part.
[...]
Immutable objects are inherently thread-safe; they require no synchronization. They cannot be corrupt...
How to open, read, and write from serial port in C?
...e this a long time ago (from years 1985-1992, with just a few tweaks since then), and just copy and paste the bits needed into each project.
You must call cfmakeraw on a tty obtained from tcgetattr. You cannot zero-out a struct termios, configure it, and then set the tty with tcsetattr. If you use ...