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Echo newline in Bash prints literal \n
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3040
You could use printf instead:
printf "hello\nworld\n"
printf has more consistent behavior th...
Tool to read and display Java .class versions
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142
Use the javap tool that comes with the JDK. The -verbose option will print the version number o...
How to implement Enums in Ruby?
...declare the constants within that.
module Foo
BAR = 1
BAZ = 2
BIZ = 4
end
flags = Foo::BAR | Foo::BAZ # flags = 3
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Compare a string using sh shell
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the Tin Man
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answered Jun 1 '12 at 11:24
MithrandirMit...
String replacement in java, similar to a velocity template
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143
Use StringSubstitutor from Apache Commons Text.
https://commons.apache.org/proper/commons-text...
Circle-Rectangle collision detection (intersection)
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edited Jan 24 '17 at 5:04
answered Dec 31 '08 at 1:17
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What does the NS prefix mean?
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467
It's from the NeXTSTEP heritage.
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import .css file into .less file
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edited Apr 24 '16 at 14:53
seven-phases-max
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What is a lambda (function)?
... x % 2 == 0; // Tests if the parameter is even.
boolean result = pred.test(4); // true
Lua
adder = function(x)
return function(y)
return x + y
end
end
add5 = adder(5)
add5(1) == 6 -- true
Kotlin
val pred = { x: Int -> x % 2 == 0 }
val result = pred(4) // true
Ruby
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Spring: @Component versus @Bean
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450
@Component and @Bean do two quite different things, and shouldn't be confused.
@Component (an...