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Convert pandas dataframe to NumPy array
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409
To convert a pandas dataframe (df) to a numpy ndarray, use this code:
df.values
array([[nan,...
Attempt by security transparent method 'WebMatrix.WebData.PreApplicationStartCode.Start()'
Update: same for mvc 4 to mvc 5.
15 Answers
15
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What's a Good Javascript Time Picker? [closed]
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74
A few resources:
TimeDatePicker (jQuery Plugin)
jQuery.timepickr
jQuery.ptTimeSelect
Time Pick...
How can I pad a value with leading zeros?
...pt 3.1. Example:
var n=-0.1;
n.toLocaleString('en', {minimumIntegerDigits:4,minimumFractionDigits:2,useGrouping:false})
...will output "-0000.10".
// or
const padded = (.1+"").padStart(6,"0");
`-${padded}`
...will output "-0000.1".
A simple function is all you need
function zeroFil...
How to get object length [duplicate]
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David TangDavid Tang
84.3k2828 gold badges156156 silver badges144144 bronze badges
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Determine Whether Integer Is Between Two Other Integers?
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Paolo MorettiPaolo Moretti
45.4k2121 gold badges9191 silver badges8888 bronze badges
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lodash multi-column sortBy descending
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341
As of lodash 3.5.0 you can use sortByOrder (renamed orderBy in v4.3.0):
var data = _.sortByOrd...
How can I match a string with a regex in Bash?
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To match regexes you need to use the =~ operator.
Try this:
[[ sed-4.2.2.tar.bz2 =~ tar.bz2$ ]] && echo matched
Alternatively, you can use wildcards (instead of regexes) with the == operator:
[[ sed-4.2.2.tar.bz2 == *tar.bz2 ]] && echo matched
If portability is not a con...
Ways to save enums in database
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164
We never store enumerations as numerical ordinal values anymore; it makes debugging and support ...
Pythonic way to combine FOR loop and IF statement
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340
You can use generator expressions like this:
gen = (x for x in xyz if x not in a)
for x in ge...