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Does Java 8 provide a good way to repeat a value or function?
...fferent from 1, you can use a mapping function, for example, for a step of 2:
IntStream.rangeClosed(1, 8)
.map(i -> 2 * i - 1)
.forEach(System.out::println);
Or build a custom iteration and limit the size of the iteration:
IntStream.iterate(1, i -> i + 2)
.limit(...
Is there still any reason to learn AWK?
...
24 Answers
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Active
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How to scale threads according to CPU cores?
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120
You can determine the number of processes available to the Java Virtual Machine by using the st...
Bad class file magic or version
...back to 1.7:
export JAVA_HOME=`/usr/libexec/java_home -v 1.7`
Solution #2: change compiler version:
change back to 1.7 for this specific module in its build.gradle
apply plugin: 'java'
sourceCompatibility = 1.7
targetCompatibility = 1.7
...
JavaScript unit test tools for TDD
... regression tests.
AVA
Futuristic test runner with built-in support for ES2015. Even though JavaScript is single-threaded, IO in Node.js can happen in parallel due to its async nature. AVA takes advantage of this and runs your tests concurrently, which is especially beneficial for IO heavy tests. I...
What is an idiomatic way of representing enums in Go?
... to 0
c0 = iota // c0 == 0
c1 = iota // c1 == 1
c2 = iota // c2 == 2
)
const (
a = 1 << iota // a == 1 (iota has been reset)
b = 1 << iota // b == 2
c = 1 << iota // c == 4
)
const (
u = iota * 42 // u == 0 ...
How to get the difference between two arrays of objects in JavaScript
...
142
Using only native JS, something like this will work:
a = [{ value:"4a55eff3-1e0d-4a81-9105-...
What is the most elegant way to remove a path from the $PATH variable in Bash?
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Where can I set environment variables that crontab will use?
...environment before running the command.
Always.
# @(#)$Id: crontab,v 4.2 2007/09/17 02:41:00 jleffler Exp $
# Crontab file for Home Directory for Jonathan Leffler (JL)
#-----------------------------------------------------------------------------
#Min Hour Day Month Weekday Comman...
Html helper for
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208
HTML Upload File ASP MVC 3.
Model: (Note that FileExtensionsAttribute is available in MvcFutu...