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How to find all tables that have foreign keys that reference particular table.column and have values
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389
Here you go:
USE information_schema;
SELECT *
FROM
KEY_COLUMN_USAGE
WHERE
REFERENCED_TABL...
How do I import CSV file into a MySQL table?
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134
The core of your problem seems to be matching the columns in the CSV file to those in the table...
Python: changing value in a tuple
...via:
t = ('275', '54000', '0.0', '5000.0', '0.0')
lst = list(t)
lst[0] = '300'
t = tuple(lst)
But if you're going to need to change things, you probably are better off keeping it as a list
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Remove a git commit which has not been pushed
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693
Actually, when you use git reset, you should refer to the commit that you are resetting to; so y...
Find the day of a week
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305
df = data.frame(date=c("2012-02-01", "2012-02-01", "2012-02-02"))
df$day <- weekdays(as.Da...
How to find and turn on USB debugging mode on Nexus 4
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327
Solution
To see the option for USB debugging mode in Nexus 4 or Android 4.2 or higher OS, do ...
Convert all strings in a list to int
...the map function (in Python 2.x):
results = map(int, results)
In Python 3, you will need to convert the result from map to a list:
results = list(map(int, results))
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Sorting a set of values [closed]
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>>> s = set(['0.000000000', '0.009518000', '10.277200999', '0.030810999', '0.018384000', '4.918560000'])
>>> sorted(s)
['0.000000000', '0.009518000', '0.018384000', '0.030810999', '10.277200999', '4.918560000']
Note that sorted is giving you a list, not a set. That's because...