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Using a dictionary to count the items in a list [duplicate]
...common data structure IMO. In fact, C++ has an implementation in the STL called std::multiset (also std::tr1::unordered_multiset) so Guido is not alone in his opinion of its importance.
– awesomo
Oct 18 '11 at 3:07
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How do you round to 1 decimal place in Javascript?
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You might want to create a function for this:
function roundedToFixed(_float, _digits){
var rounded = Math.pow(10, _digits);
return (Math.round(_float * rounded) / rounded).toFixed(_digits);
}
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How to increment a datetime by one day?
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All of the current answers are wrong in some cases as they do not consider that timezones change their offset relative to UTC. So in some cases adding 24h is different from adding a calendar day.
Proposed solution
The follo...
Plot smooth line with PyPlot
...) (Plus there's no harm in making the coments a bit more PEP8 style, after all it's "exposed code".) But in general: thanks for the example!
– brezniczky
Oct 25 '19 at 15:02
1
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Add a prefix string to beginning of each line
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You can use Vim in Ex mode:
ex -sc '%s/^/prefix/|x' file
% select all lines
s replace
x save and close
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How to move the cursor word by word in the OS X Terminal
...ces > Settings > [profile] > Keyboard. Then you don't have to manually type the Esc separately.
– Chris Page
Oct 12 '11 at 5:13
7
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Filter git diff by type of change
...de) changed
U Unmerged
X Unknown
B have had their pairing Broken
* All-or-none
Any combination of the filter characters may be used.
When * (All-or-none) is added to the combination, all paths are
selected if there is any file that matches other criteria in the
comparison; ...
How can I output a UTF-8 CSV in PHP that Excel will read properly?
...l for Mac does not currently support UTF-8
Update, 2017: This is true of all versions of Microsoft Excel for Mac before Office 2016. Newer versions (from Office 365) do now support UTF-8.
In order to output UTF-8 content that Excel both on Windows and OS X will be able to successfully read, you w...
Copying data from one SQLite database to another
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Consider a example where I have two databases namely allmsa.db and atlanta.db. Say the database allmsa.db has tables for all msas in US and database atlanta.db is empty.
Our target is to copy the table atlanta from allmsa.db to atlanta.db.
Steps
sqlite3 atlanta.db(to go in...
pythonw.exe or python.exe?
...e script terminates.
pythonw.exe is a GUI app for launching GUI/no-UI-at-all scripts.
NO console window is opened.
Execution is asynchronous:
When invoked from a console window, the script is merely launched and the prompt returns right away, whether the script is still running or not.
Standa...