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How to get first N elements of a list in C#?
...ften it's convenient to get the first five items according to some kind of order:
var firstFiveArrivals = myList.OrderBy(i => i.ArrivalTime).Take(5);
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Bash function to find newest file matching pattern
... Your one liner is giving me right answer, but the "right" way is actually giving me the oldest file. Any idea why?
– NewNameStat
Apr 4 '19 at 21:59
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RegEx: Smallest possible match or nongreedy match
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Or search in reverse order, starting at the end, when matches are nested: "(ab(abk)bk)".
– LBogaardt
Jan 22 '16 at 10:19
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What is the purpose and use of **kwargs?
... it simply interpolates the passed args to the parameters(in left-to-right order) while **kwargs behaves intelligently by placing the appropriate value @ the required place
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How do I best silence a warning about unused variables?
I have a cross platform application and in a few of my functions not all the values passed to functions are utilised. Hence I get a warning from GCC telling me that there are unused variables.
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Advantages of using prototype, vs defining methods straight in the constructor? [duplicate]
...tances? This is because ins1 and ins2 share the same calc() function. In order to do this with public methods created during construction, you'd have to assign the new method to each instance that has been created, which is an awkward task. This is because ins1 and ins2 would have their own, indi...
How do I execute inserts and updates in an Alembic upgrade script?
...s is useful for simple migrations.
Use the models and session as you normally would in your application.
"""create teams table
Revision ID: 169ad57156f0
Revises: 29b4c2bfce6d
Create Date: 2014-06-25 09:00:06.784170
"""
revision = '169ad57156f0'
down_revision = '29b4c2bfce6d'
from alembic imp...
How to cherry-pick multiple commits
...he "cherry-pick A..B" form, A should be older than B. If they're the wrong order the command will silently fail.
– damian
Jan 11 '11 at 16:16
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How do you find the current user in a Windows environment?
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The extra information with all the environment variables makes this a wonderful extended answer.
– bballdave025
May 21 at 19:32
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Update multiple rows in same query using PostgreSQL
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This is wrong... You will update all rows, even if it is not '123' nor '345'. You should use WHERE column_b IN ('123','456')...
– MatheusOl
Sep 14 '13 at 3:54
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