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detach all packages while working in R
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nothing
It may be worth to add solution made available by Romain François. When loaded the package nothing, which is currently available on GitHub, will unload all of the loaded packages; as in the example that Romain provides:
loadedNamespaces()
[1] "base" "datasets" "grDevices" "grap...
UDP vs TCP, how much faster is it? [closed]
...dges a set of packets, calculated by using the TCP window size and round-trip time (RTT).
For more information, I recommend the simple, but very comprehensible Skullbox explanation (TCP vs. UDP)
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How to pretty print XML from Java?
...ted Jul 4 '16 at 17:25
Jean-François Savard
19.1k55 gold badges4040 silver badges6666 bronze badges
answered Sep 26 '08 at 12:26
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How do I measure execution time of a command on the Windows command line?
...: command took 0:0:59.99 (59.99s total)
– Jean-François Larvoire
Dec 2 '14 at 16:04
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UITableView set to static cells. Is it possible to hide some of the cells programmatically?
...ed Dec 7 '14 at 19:37
João Colaço
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answered Oct 9 '13 at 15:20
Mohamed ...
Merge Images Side by Side(Horizontally)
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@RodrigoGraça See Usage & Examples guide about handling transparency + backgrounds.
– emcconville
Aug 5 '16 at 17:22
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Cookies vs. sessions
...omes invalid. If it was all based on cookies, a user (or hacker) could manipulate their cookie data and then play requests to your site.
Edit: I don't think there is any advantage to using cookies, other than simplicity. Look at it this way... Does the user have any reason to know their ID#? Ty...
Master-master vs master-slave database architecture?
... this is that it is very hard to preserve absolute consistency. See the wikipedia article for more.
Wikipedia seems to have a nice summary of the advantages and disadvantages
Advantages
If one master fails, other masters will continue to update the
database.
Masters can be located ...
403 Forbidden vs 401 Unauthorized HTTP responses
...as. I typically use this status code for resources that are locked down by IP address ranges or files in my webroot that I don't want direct access to (i.e. a script must serve them).
– Kyle
May 9 '13 at 13:20
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Difference between open and codecs.open in Python
...gns) and even diaeresis (¨). Don't be naïve! (And let's not forget the Façade design pattern!)
Because pure ASCII is not a real option, open() without an explicit encoding is only useful to read binary files.
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