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Join a list of items with different types as string in Python
...o combine list into a single string
a = map(str, a)
''.join(a)
'123'
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Is there a way to automatically build the package.json file for Node.js projects
...ment. This may help some others, I post it here.
var fs = require("fs");
function main() {
fs.readdir("./node_modules", function (err, dirs) {
if (err) {
console.log(err);
return;
}
dirs.forEach(function(dir){
if (dir.indexOf(".") !== 0) {
var packageJsonFil...
Best exception for an invalid generic type argument
...
The point is, the functionality Jon needs has nothing similar in the BCL. The compiler is supposed to catch it. If you remove the "property" requirement from NotSupportedException, things you mentioned (like ReadOnly collection) are the closes...
Rails - Nested includes on Active Records?
...cludes( { bees: [ { cees: [:ees, :effs] }, :dees] }, :zees)
And for good fun, we'll also say that E is associated to J and X, and that D is associated to Y.
A.includes( { bees: [ { cees: [ { ees: [:jays, :exes] }, :effs] }, { dees: :wise } ] }, :zees)
...
Numpy how to iterate over columns of array?
...ose I have and m x n array. I want to pass each column of this array to a function to perform some operation on the entire column. How do I iterate over the columns of the array?
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
...tall and upgrade (similar to apt-get in Ubuntu).
For more detail:
This site suggests using Hombrew: http://deephill.com/macports-vs-homebrew/
whereas this site lists the advantages of using Macports: http://arstechnica.com/civis/viewtopic.php?f=19&t=1207907
I also switched from Ubuntu rece...
How can I apply a function to every row/column of a matrix in MATLAB?
You can apply a function to every item in a vector by saying, for example, v + 1 , or you can use the function arrayfun . How can I do it for every row/column of a matrix without using a for loop?
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Inserting multiple rows in a single SQL query? [duplicate]
...le:
INSERT INTO MyTable
( Column1, Column2, Column3 )
VALUES
('John', 123, 'Lloyds Office'),
('Jane', 124, 'Lloyds Office'),
('Billy', 125, 'London Office'),
('Miranda', 126, 'Bristol Office');
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Which selector do I need to select an option by its text?
...
Doesn't this also grab an option with 123abcdef?
– Teepeemm
Mar 6 '18 at 14:26
@T...
Rename a dictionary key
...n entirely new one using a comprehension.
>>> OrderedDict(zip('123', 'abc'))
OrderedDict([('1', 'a'), ('2', 'b'), ('3', 'c')])
>>> oldkey, newkey = '2', 'potato'
>>> OrderedDict((newkey if k == oldkey else k, v) for k, v in _.viewitems())
OrderedDict([('1', 'a'), ('pota...