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Redis: possible to expire an element in an array or sorted set?
...re an entire key/value pair?
As far as I know, and also according to key commands and document about expiration, currently you can set expiration only to specific key and not to it's underlying data structure. However there is a discussion on google groups about this functionality with outlined al...
npm failed to install time with make not found error
...e you may need to install XCode. It should contain all the tools needed to compile native modules on OS X, similar to build-essential on Ubuntu.
– Chev
Dec 30 '14 at 17:56
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Returning redirect as response to XHR request
...y send 201 and a Location header after a POST request; see restapitutorial.com/lessons/httpmethods.html.
– user1544337
May 25 '15 at 11:35
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Why does (1 in [1,0] == True) evaluate to False?
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Python actually applies comparison operator chaining here. The expression is translated to
(1 in [1, 0]) and ([1, 0] == True)
which is obviously False.
This also happens for expressions like
a < b < c
which translate to
(a < b) and...
Declaring and initializing variables within Java switches
...declaration isn't really "executable" although initialization is.)
If you comment out the value = 2; assignment, the compiler still knows which variable you're referring to, but you won't have gone through any execution path which assigns it a value, which is why you get an error as you would when ...
error: Libtool library used but 'LIBTOOL' is undefined
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How can I move a single directory from a git repository to a new repository whilst maintaining the h
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CSS to set A4 paper size
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edited Jun 20 at 9:12
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answered May 20 '13 at 13:18
Martin TurjakMartin...
Repeatedly run a shell command until it fails?
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while takes a command to execute, so you can use the simpler
while ./runtest; do :; done
This will stop the loop when ./runtest returns a nonzero exit code (which is usually indicative of failure).
To further simplify your current solu...
What are markers in Java Logging frameworks and what is a reason to use them?
...ors, i.e. markers, is entirely up to you. However, two patterns seem to be common for marker usage.
Triggering: Some appender could be instructed to take an action in the presence of a certain marker. For example, SMTPAppender can be configured to send an email whenever a logging event is marked w...