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Matplotlib discrete colorbar
...ues to show up as grey
cmap = plt.cm.jet # define the colormap
# extract all colors from the .jet map
cmaplist = [cmap(i) for i in range(cmap.N)]
# force the first color entry to be grey
cmaplist[0] = (.5, .5, .5, 1.0)
# create the new map
cmap = mpl.colors.LinearSegmentedColormap.from_list(
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NPM/Bower/Composer - differences?
...nodejs package manager. It therefore targets nodejs environments, which usually means server-side nodejs projects or command-line projects (bower itself is a npm package). If you are going to do anything with nodejs, then you are going to use npm.
bower is a package manager that aims at (front-end)...
invalid command code ., despite escaping periods, using sed
...of sed, the -i option expects an extension argument so your command is actually parsed as the extension argument and the file path is interpreted as the command code.
Try adding the -e argument explicitly and giving '' as argument to -i:
find ./ -type f -exec sed -i '' -e "s/192.168.20.1/new.domai...
How do I encode/decode HTML entities in Ruby?
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HTMLEntities can do it:
: jmglov@laurana; sudo gem install htmlentities
Successfully installed htmlentities-4.2.4
: jmglov@laurana; irb
irb(main):001:0> require 'htmlentities'
=> []
irb(main):002:0> HTMLEntities.new.decode "¡I'm highly annoyed...
How do I check what version of Python is running my script?
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it's actually the syntax for print. not for checking the version. i use that in my python 2 and 3 scripts: PY3 = sys.version_info[0] == 3
– gcb
Jul 30 '15 at 8:47
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Moment.js: Date between dates
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For React after npm install moment, import moment from 'moment';
– John
2 days ago
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How do I manipulate a variable whose name conflicts with PDB commands?
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Eric IDE, Wing IDE & Spyder to mention just a few all have visual debuggers that are worth a go as they separate the display of values from the commands.
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Asterisk in function call
...as input, and expands it into actual positional arguments in the function call.
So if uniqueCrossTabs was [ [ 1, 2 ], [ 3, 4 ] ], then itertools.chain(*uniqueCrossTabs) is the same as saying itertools.chain([ 1, 2 ], [ 3, 4 ])
This is obviously different from passing in just uniqueCrossTabs. In yo...
Selecting element by data attribute
...d to select elements based on their data attribute? For example, select all anchors that has data attribute named customerID which has value of 22 .
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How do I disable log messages from the Requests library?
...WARNING)
If you wish to apply this setting for the urllib3 library (typically used by requests) too, add the following:
logging.getLogger("urllib3").setLevel(logging.WARNING)
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