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Error installing mysql2: Failed to build gem native extension
... Dave Powers
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answered Aug 31 '10 at 12:00
spacemonkeyspacemonkey
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In Javascript, how to conditionally add a member to an object?
...d.
Therefore, you can write:
var a = $.extend({}, {
b: conditionB ? 5 : undefined,
c: conditionC ? 5 : undefined,
// and so on...
});
And obtain the results you expect (if conditionB is false, then b will not exist in a).
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Pretty-Print JSON in Java
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edited Sep 11 '15 at 15:13
System
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an...
How is the default max Java heap size determined?
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521
On Windows, you can use the following command to find out the defaults on the system where you...
How to remove specific value from array using jQuery
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edited Jun 16 '14 at 10:50
Rahul Gupta
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answere...
How to drop rows of Pandas DataFrame whose value in a certain column is NaN
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eumiroeumiro
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How to Create Grid/Tile View?
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altocumulus
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answered Dec 12 '11 at 4:51
bookcaseybookcasey
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Issue pushing new code in Github
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edited Jan 5 '14 at 22:38
answered Jan 5 '14 at 21:58
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Set a default parameter value for a JavaScript function
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From ES6/ES2015, default parameters are in the language specification.
function read_file(file, delete_after = false) {
// Code
}
just works.
Reference: Default Parameters - MDN
Default function parameters allow formal parameters...
Impossible to make a cached thread pool with a size limit?
... a finite size. For example,
new ThreadPoolExecutor(10, // core size
50, // max size
10*60, // idle timeout
TimeUnit.SECONDS,
new ArrayBlockingQueue<Runnable>(20)); // queue with a size
Addendum: this is a fairly old answer, and it appears that JDK changed its behavior when...