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Rotating a Matrix in Python

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View in SQL

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Case statements in SQL

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Working of Order by and Group by on multiple columns explained

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Date and Time Strings Examples

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Working with text strings : concatenation,trimming,substrings, upper and lower casing.

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Left , Right, Full Outer Joins and Unions.

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Cartesian(Cross) Joins , Inner Joins and Self Joins

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Sub Queries

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Grouping data with postgresql

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Mathematical operators in postgresql

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Temporary tables in POSTGRESQL

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Creating a table in Postgre SQL

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structures and unions in C

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Write a ATmega16 code to send the temperature range from -4 to +4 to portB.

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Atmega16 C program to toggle all bits of PORT C continuously.

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Atmega16 C program to send hex values for ASCII characters 0,1,2,3,4,5,A,B,C and D to port PB.

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