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When should I use malloc in C and when don't I?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
How do you tell if a string contains another string in POSIX sh?
... am in a certain folder, branch off. Could someone please tell me how to accomplish this? If possible I would like to make this not shell specific (i.e. not bash only) but if there's no other way I can make do with that.
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How to edit log message already committed in Subversion?
...tain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later.
1...
Cluster analysis in R: determine the optimal number of clusters
...r a bend or elbow in the sum of squared error (SSE) scree plot. See http://www.statmethods.net/advstats/cluster.html & http://www.mattpeeples.net/kmeans.html for more. The location of the elbow in the resulting plot suggests a suitable number of clusters for the kmeans:
mydata <- d
wss <-...
NSDate beginning of day and end of day
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You are missing NSDayCalendarUnit in
NSDateComponents *components = [cal components:( NSMonthCalendarUnit | NSYearCalendarUnit | NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit ) fromDate:date];
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Is it a good practice to use an empty URL for a HTML form's action attribute? (action=“”)
...uire base URL processing here. This violation is motivated by a desire for compatibility with legacy content. [RFC3986]
This definitely works in all current browsers, but may not work as expected in some older browsers ("browsers do weird things with an empty action="" attribute"), which is why the...
How to ignore HTML element from tabindex?
...might not work with old browsers.
To be W3C HTML 4.01 standard (from 1999) compliant, tabindex would need to be positive.
Sample usage below in pure HTML.
<input />
<input tabindex="-1" placeholder="NoTabIndex" />
<input />
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augmented reality framework [closed]
...lity framworks. Is updated to March 2013.
It's featured
IN2AR - http://www.in2ar.com/
METAIO - http://www.metaio.com
Vuforia - https://developer.qualcomm.com/mobile-development/mobile-technologies/augmented-reality
shar...
REST API 404: Bad URI, or Missing Resource?
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Sources
http://en.wikipedia.org/wiki/List_of_HTTP_status_codes
1. http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html
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Qt events and signal/slots
...There is an article that discusses event processing in some detail: http://www.packtpub.com/article/events-and-signals
It discussions the difference between events and signals here:
Events and signals are two parallel mechanisms used to accomplish the
same thing. As a general difference, sign...