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Expanding tuples into arguments
...und that you can do the same with lists, (in fact, any iterable, including strings), not sure how their mutability affects things. That would be interesting to look into.
– wcyn
Nov 26 '17 at 11:47
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Compare integer in bash, unary operator expected
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Judging from the error message the value of i was the empty string when you executed it, not 0.
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How can I pretty-print JSON using node.js?
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JSON.stringify's third parameter defines white-space insertion for pretty-printing. It can be a string or a number (number of spaces). Node can write to your filesystem with fs. Example:
var fs = require('fs');
fs.writeFile('te...
How do I get the current Date/time in DD/MM/YYYY HH:MM format?
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Converting to string then parsing is not ideal.
– Chuck Batson
Jun 10 '17 at 0:31
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Why am I getting a NoClassDefFoundError in Java?
....java
public class NoClassDefFoundErrorDemo {
public static void main(String[] args) {
try {
// The following line would throw ExceptionInInitializerError
SimpleCalculator calculator1 = new SimpleCalculator();
} catch (Throwable t) {
System.ou...
How does Spring autowire by name when more than one matching bean is found?
... this.country = country;
}
}
In this case, the "#{country} string is an Spring Expression Language (SpEL) expression which evaluates to a bean named country.
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Are static fields open for garbage collection?
....e. static stuff) will almost never be garbage collected. The exception is String pool.
So before you suddenly decide to do
private static MyGiantClass myGiantObject = new MyGiantClass()
Think twice as I have learnt the hard way.
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How to configure encoding in Maven?
...tputEncoding>
Always set encoding explicitly, when work with files, strings, IO in your code. If you do not follow this rule, your application depend on the environment. The -Dfile.encoding=UTF8 exactly is responsible for run-time environment configuration, but we should not depend on it. If ...
Nohup is not writing log to output file
...ut &
Also, you can use PYTHONUNBUFFERED. If you set it to a non-empty string it will work same as the -u option. For using this run below commands before running python code.
export PYTHONUNBUFFERED=1
or
export PYTHONUNBUFFERED=TRUE
P.S.- I will suggest using tools like cron-job to run ...
Get current stack trace in Ruby without raising an exception
.../tmp/caller.rb
def foo
puts caller # Kernel#caller returns an array of strings
end
def bar
foo
end
def baz
bar
end
baz
Output:
caller.rb:8:in `bar'
caller.rb:12:in `baz'
caller.rb:15:in `<main>'
shar...