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Python 3: ImportError “No Module named Setuptools”
...ckages into the virtualenv. I know this question has already had an answer selected but I hope this answer will help others in my situation.
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Go install fails with error: no install location for directory xxx outside GOPATH
...LTS.
export GOPATH=~/go
mkdir ~/go/bin
export GOBIN=$GOPATH/bin
The selected answer did not solve the problem for me.
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How do I add 1 day to an NSDate?
...
Much better solution than the selected answer
– Justin Meiners
Jul 9 '12 at 16:54
19
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How to trigger event in JavaScript?
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Better than the selected answer
– WitnessTruth
Apr 18 '19 at 18:13
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Android: Generate random color on click?
...
This approach might not yield the best results, It always ends up with a selection of similar colors that way too dark or way too bright.
Semi-random approach :
If you need some fresh and shiny colors then use the following simple class, that I wrote previously when I had the same issues. It's ...
Is the SQL WHERE clause short-circuit evaluated?
...y use this for optional parameters. Is this the same as short circuiting?
SELECT [blah]
FROM Emp
WHERE ((@EmpID = -1) OR (@EmpID = EmpID))
This gives me the option to pass in -1 or whatever to account for optional checking of an attribute. Sometimes this involves joining on multiple tables, ...
How do you use the ellipsis slicing syntax in Python?
...shape(2,2,2,2)
Now, you have a 4-dimensional matrix of order 2x2x2x2. To select all first elements in the 4th dimension, you can use the ellipsis notation
>>> a[..., 0].flatten()
array([ 0, 2, 4, 6, 8, 10, 12, 14])
which is equivalent to
>>> a[:,:,:,0].flatten()
array([ 0...
ERROR 1452: Cannot add or update a child row: a foreign key constraint fails
... table. Following query would be helpful to fetch those non-matching rows:
SELECT child_table.*
FROM child_table
LEFT JOIN parent_table
ON parent_table.referenced_column = child_table.referencing_column
WHERE parent_table.referenced_column IS NULL
Now, you can generally do one (or more) of th...
Mongoose populate after save
... post.populate('group', 'name').populate({
path: 'wallUser',
select: 'name picture'
}, function(err, doc) {
res.json(doc);
});
});
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Why aren't my breakpoints working?
...e Xcode Debugging preferences.
Make sure that "Load Symbols lazily" is NOT selected.
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