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Intellij shortcut to convert code to upper or lower case?
...ike. Here: Toggle Case.
Or ⌘ Command + Shift + U if you are using Mac OSm>X m>.
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What does the em>x m>clamation mark mean in a Haskell declaration?
...rn Haskell using a real project to drive it. I don't understand what the em>x m>clamation mark in front of each argument means and my books didn't seem to mention it.
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Reload django object from database
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@Yunti You can defer fields, or em>x m>plicitly ask for only a subset of fields and the resulting object will be only partially populated. refresh_from_db will only update such already populated fields.
– 301_Moved_Permanently
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Where does Jenkins store configuration files for the jobs it runs?
...thin an eponymous directory in jobs/. The job configuration file is config.m>x m>ml, the builds are stored in builds/, and the working directory is workspace/. See the Jenkins documentation for a visual representation and further details.
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HTML5 doctype putting IE9 into quirks mode?
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Placing:
<meta http-equiv="m>X m>-UA-Compatible" content="IE=edge,chrome=1">
in the <head> tag should do it.
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A fast method to round a double to a 32-bit int em>x m>plained
... noticed that Lua uses a macro to round a double to a 32-bit int . I em>x m>tracted the macro , and it looks like this:
3 ...
Difference between . and : in Lua
...lon is for implementing methods that pass self as the first parameter. So m>x m>:bar(3,4)should be the same as m>x m>.bar(m>x m>,3,4).
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SQL selecting rows by most recent date
... can use a GROUP BY to group items by type and id. Then you can use the MAm>X m>() Aggregate function to get the most recent service month. The below returns a result set with ChargeId, ChargeType, and MostRecentServiceMonth
SELECT
CHARGEID,
CHARGETYPE,
MAm>X m>(SERVICEMONTH) AS "MostRecentServiceMon...
What is the use of Enumerable.Zip em>x m>tension method in Linq?
What is the use of Enumerable.Zip em>x m>tension method in Linq?
9 Answers
9
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Random row selection in Pandas dataframe
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Something like this?
import random
def some(m>x m>, n):
return m>x m>.im>x m>[random.sample(m>x m>.indem>x m>, n)]
Note: As of Pandas v0.20.0, im>x m> has been deprecated in favour of loc for label based indem>x m>ing.
sha...