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Portable way to get file size (in bytes) in shell?
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Palec
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answered Nov 29 '09 at 13:45
Carl SmotriczCarl Smotricz
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Correct way to convert size in bytes to KB, MB, GB in JavaScript
...their method is ambiguous and confusing. I noticed the other examples have errors such as using KB instead of kB to represent a kilobyte so I decided to write a function that will solve each of these cases using the range of currently accepted units of measure.
There is a formatting bit at the end ...
counting number of directories in a specific directory
How to count the number of folders in a specific directory. I am using the following command, but it always provides an extra one.
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What are all the uses of an underscore in Scala?
...: A => Unit)
val set: Set[_ => Unit]
set.foreach(process _) // Error
set.foreach(process(_)) // No Error
}
In the first case, process _ represents a method; Scala takes the polymorphic method and attempts to make it monomorphic by filling in the type parameter, but realizes that the...
Subqueries vs joins
...a list.
– dacracot
Sep 26 '08 at 19:05
8
That depends - if the subquery is correlated somehow wit...
Learning Python from Ruby; Differences and Similarities
...se.
– Rafe Kettler
Jan 22 '11 at 23:05
5
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Regular Expressions: Is there an AND operator?
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– Casimir et Hippolyte
Jun 13 '13 at 18:05
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
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The reason for the error is the same origin policy. It only allows you to do XMLHTTPRequests to your own domain. See if you can use a JSONP callback instead:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ...
OS X Bash, 'watch' command
...directly.
– Oliver
Aug 25 '13 at 10:05
9
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How do you Force Garbage Collection from the Shell?
...to user3198490's answer. Running this command might give you the following error message:
$ jcmd 1805 GC.run
[16:08:01]
1805:
com.sun.tools.attach.AttachNotSupportedException: Unable to open socket file: target process not responding or HotSpot VM not loaded
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This can be solved with help o...