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How does “cat
...
This is called heredoc format to provide a string into stdin. See https://en.wikipedia.org/wiki/Here_document#Unix_shells for more details.
From man bash:
Here Documents
This type of redirection instructs the shell to read input from
the current source until a line
containin...
UTF-8, UTF-16, and UTF-32
...fixed 4 bytes.
Note: UTF-8 can take 1 to 6 bytes with latest convention: https://lists.gnu.org/archive/html/help-flex/2005-01/msg00030.html
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fo...
Why does overflow:hidden not work in a ?
...n:relative and negative margin should do the trick!
Here is a screenshot:
https://flic.kr/p/nvRs4j
<body>
<!-- SOME CSS -->
<style>
.cropped-table-cells,
.cropped-table-cells tr td {
margin:0px;
padding:0px;
border-collapse:collapse;
}
.cr...
CSS: Truncate table cells, but fit as much as possible
...flow: ellipsis;
white-space: nowrap;
}
here's a working Fiddle
https://jsfiddle.net/d0xhz8tb/
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Where do the Python unit tests go?
...
We had the very same question when writing Pythoscope (https://pypi.org/project/pythoscope/), which generates unit tests for Python programs. We polled people on the testing in python list before we chose a directory, there were many different opinions. In the end we chose to p...
How to initialize log4j properly?
...gure(file/location/log4j.properties)
More information is available here: https://logging.apache.org/log4j/1.2/manual.html
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How can I preview a merge in git?
...(git merge-base master develop) master develop | colordiff | less -R
— https://git.seveas.net/previewing-a-merge-result.html
(thanks to David Normington for the link)
P.S.:
If you would get merge conflicts, they will show up with the usual conflict markers in the output, e.g.:
$ git merge-tr...
How to re import an updated package while in Python Interpreter? [duplicate]
...packagename)
Python2: continue below
Use the reload builtin function:
https://docs.python.org/2/library/functions.html#reload
When reload(module) is executed:
Python modules’ code is recompiled and the module-level code reexecuted, defining a new set of objects which are bound to ...
Why do we use arrays instead of other data structures?
...log x)
High Speed computer vision applications requiring image processing (https://en.wikipedia.org/wiki/Lookup_table#Lookup_tables_in_image_processing)
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Match whitespace but not newlines
...OINER
U+2060 WORD JOINER
U+FEFF ZERO WIDTH NON-BREAKING SPACE
Taken from https://en.wikipedia.org/wiki/White-space_character
The aforementioned Mongolian vowel separator isn't included for what is probably a good reason. It, along with 200C and 200D, occur within words (AFAIK), and therefore bre...