One of my most favorite C# snippet is following oneliner useful when quick debugging or checking on something is needed.
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Newtonsoft.Json.JsonConvert.SerializeObject(new {foo = "bar")) |
Which returns String containing JSON representation of arbitrary C#… Read more »
I was writing my bachelor thesis and stumbled on problem of how to create table in latex, bud make it perceived as a Figure instead of Table by latex. I… Read more »
TLDR Make sure MySQL is discoverable from your path Run:
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mysql -uroot -ppassword < createDatabase.sql > outputCreate.log |
to run createDatabase.sql as user root with password password More detailed version Recently I was working on a little… Read more »
Recently I encountered following problem in C#.
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System.InvalidOperationException was unhandled by user code Message: The 'Id' property on 'SomeDAO' could not be set to a 'System.Decimal' value. You must set this property to a non-null value of type 'System.Int64'. |
This error is pretty obvious in certain context, but if you don’t read it carefully enough, in some situations you might get… Read more »
All keys are strings (unlike in Python) Even though this is a basic, got me really hard times debugging my code after writing a lot in python, where this statement… Read more »
In almost every programming language there some sort of math module with various trigonometric functions including functions called atan and atan2. atan(x,y) Now everybody knows atan, it’s just inverse tangent,… Read more »
Simple script to calculate circular / directional mean of some angular data. Samples is assumed to be in range of <0,2PI>. To get more information about mean of circular quantities,… Read more »
Recently I’ve coded couple of modules for my data visualisation project and I wanted to ensure all my methods and classes are working as they should. I had this structure… Read more »
I can’t think of how many times have just wondered about how awesome the python’s list comprehensions are. I found them extremely handy while I was preprocessing data for my… Read more »
Having CSV file like this loaded as pandas dataframe
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latitude longitude POLangleWMean POLparticSum 0 10 0 89.326923 5.200 1 -71 6 99.259259 135.000 2 -59 15 81.428571 56260.486 3 -20 24 110.135196 6725.932 4 -49 30 74.014870 4035.000 5 1 31 91.250000 1.600 6 -57 31 87.832512 101972.131 7 17 35 70.789474 1.900 8 -19 39 93.877140 49.650 9 23 46 41.769231 6.500 10 28 47 88.782816 20.950 11 -46 51 73.108108 370.000 12 -48 52 76.363636 11051.167 13 -18 54 115.419355 7.750 14 38 55 31.250000 7.600 15 1 58 83.870968 3.100 16 -57 58 127.500000 6027.909 17 12 64 91.875000 4.800 18 -53 64 60.000000 4018.606 19 -22 64 35.000000 7.900 |
I am interested only in records with latitude>10 and longitude