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Difference between single and double square brackets in Bash
...h extension¹ documented at: https://www.gnu.org/software/bash/manual/bash.html#Conditional-Constructs
regular command vs magic
[ is just a regular command with a weird name.
] is just an argument of [ that prevents further arguments from being used.
Ubuntu 16.04 actually has an executable for ...
How to plot multiple functions on the same figure, in Matplotlib?
...colors based on the colors given in this link: matplotlib.org/users/colors.html
– Jash Shah
Oct 20 '17 at 8:50
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Safe characters for friendly url [closed]
...ved character used for bookmarks on a specific page, created by having one HTML element with a matching name-attribute or id-attribute (sans #-symbol).
– TheLonelyGhost
Aug 12 '14 at 14:00
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How to automatically install Emacs packages by specifying a list of package names?
...lessparentheses.com/new-in-package-el-in-emacs-25-1-user-selected-packages.html
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Automatic Retina images for web sites
...e some big mistakes which are discussed here: silev.org/test/Retina-resize.html - so the article has to be taken with a big grain of salt. Especially the fact that the "unscaled image on the right" is in fact scaled and thus cannot really be compared against the one whose resolution is doubled exact...
Using python's eval() vs. ast.literal_eval()?
...ely explained here: nedbatchelder.com/blog/201206/eval_really_is_dangerous.html
– Elijas Dapšauskas
Feb 18 '19 at 15:32
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How can I easily view the contents of a datatable or dataview in the immediate window
... Studio debugger comes with four standard visualizers. These are the text, HTML, and XML visualizers, all of which work on string objects, and the dataset visualizer, which works for DataSet, DataView, and DataTable objects.
To use it, break into your code, mouse over your DataSet, expand the quick...
Generate random numbers following a normal distribution in C/C++
... of the Ziggurat here people.sc.fsu.edu/~jburkardt/c_src/ziggurat/ziggurat.html It's quite complete.
– dwbrito
May 19 '13 at 16:54
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Avoiding instanceof in Java
...ass in Java: http://docs.oracle.com/javase/tutorial/reflect/class/classNew.html
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PHP - how to best determine if the current invocation is from CLI or web server?
...think about it when all I care about is weather I should wrap my output in HTML or not.
Fortunately, PHP has a way to check for this specifically. Just use http_response_code() without any parameters and it'll return TRUE if ran from a web server type environment and FALSE if ran from a CLI type en...