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Calling closure assigned to object property directly
...t;__invoke();
Of course that won't work if the callback is an array or a string (which can also be valid callbacks in PHP) - just for closures and other objects with __invoke behavior.
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Convert java.time.LocalDate into java.util.Date type
...your date chooser uses the system default timezone to transform dates into strings.
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Multi-Line Comments in Ruby?
...error.
=end
puts "Hello world!"
<<-DOC
Also, you could create a docstring.
which...
DOC
puts "Hello world!"
"..is kinda ugly and creates
a String instance, but I know one guy
with a Smalltalk background, who
does this."
puts "Hello world!"
##
# most
# people
# do
# this
__END__
But al...
Find the version of an installed npm package
...d systems, on Windows you can use PowerShell for similar results: | select-string module_name to filter the module. Or, if you're using Git Bash (or just Bash, for that matter), you can use grep.
– Noel
Feb 12 '16 at 20:33
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How do I discover memory usage of my application in Android?
...gAppProcesses = activityManager.getRunningAppProcesses();
Map<Integer, String> pidMap = new TreeMap<Integer, String>();
for (RunningAppProcessInfo runningAppProcessInfo : runningAppProcesses)
{
pidMap.put(runningAppProcessInfo.pid, runningAppProcessInfo.processName);
}
Collection&l...
Removing multiple classes (jQuery)
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The documentation says:
class (Optional) String
One or more CSS classes to remove from the elements, these are separated by spaces.
Example:
Remove the class 'blue' and 'under' from the matched elements.
$("p:odd").removeClass("blue under");
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Test if number is odd or even
... I use bitwise operators in JS quite a bit. For example if (~string.indexOf("@")) {} instead of if (string.indexOf("@") !== -1) {}. I prefer to see conditions result in a simple true or false. But yes, it can be a little confusing to people that aren't familiar with this syntax.
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What is the purpose of double curly braces in React's JSX syntax?
...{rawMarkup}? Is it because the object {__html: rawMarkup} is mutable and a string isn't?
– Brian Kung
Mar 1 '15 at 21:02
2
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How to copy a java.util.List into another java.util.List
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This is a really nice Java 8 way to do it:
List<String> list2 = list1.stream().collect(Collectors.toList());
Of course the advantage here is that you can filter and skip to only copy of part of the list.
e.g.
//don't copy the first element
List<String> list2 ...
How to tell Eclipse Workspace?
...heoretically is a nice solution, it's insane that you need to put a custom string in there instead of Eclipse just using the workspace directory name by default.
– sschuberth
Nov 26 '13 at 8:44
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