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How to add 30 minutes to a JavaScript Date object?
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* Example: dateAdd(new Date(), 'minute', 30) //returns 30 minutes from now.
* https://stackoverflow.com/a/1214753/18511
*
* @param date Date to start with
* @param interval One of: year, quarter, month, week, day, hour, minute, second
* @param units Number of units of the given interval...
Find element's index in pandas Series
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This solution only works if your series has a sequential integer index. If your series index is by datetime, this doesn't work.
– Andrew Medlin
Jul 7 '18 at 11:45
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psql: FATAL: database “” does not exist
...you by the database. Try this at a shell prompt:
createdb
and then see if you can log in again with
psql -h localhost
This will simply create a database for your login user, which I think is what you are looking for. If createdb fails, then you don't have enough rights to make your own data...
Correct approach to global logging in Golang
What's the pattern for application logging in Go? If I've got, say, 5 goroutines I need to log from, should I...
7 Answers...
Why does datetime.datetime.utcnow() not contain timezone information?
...e like this
import pytz # 3rd party: $ pip install pytz
u = datetime.utcnow()
u = u.replace(tzinfo=pytz.utc) #NOTE: it works only with a fixed utc offset
now you can change timezones
print(u.astimezone(pytz.timezone("America/New_York")))
To get the current time in a given timezone, you could...
Calculating the difference between two Java date instances
...lass in Scala and want to compare a Date object and the current time. I know I can calculate the delta by using getTime():
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Convert InputStream to BufferedReader
...provides bytes, converting these to text means the encoding must be known. If you don't specify it, the system default is assumed.
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How to capture Curl output to a file?
....txt -o output.txt
Writes the first output received in the file you specify (overwrites if an old one exists).
curl -K myconfig.txt >> output.txt
Appends all output you receive to the specified file.
Note: The -K is optional.
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Comparing Dates in Oracle SQL
...re hired after June 20, 1994,
But I get an error saying "JUN' invalid identifier. Please help, thanks!
5 Answers
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Is there a method to generate a UUID with go language
...at's the purpose ?
These lines clamp the values of byte 6 and 8 to a specific range. rand.Read returns random bytes in the range 0-255, which are not all valid values for a UUID. As far as I can tell, this should be done for all the values in the slice though.
If you are on linux, you can alterna...