Recent Articles Changed
Unicode - Surrogate pair (UTF-16)
Modified Oct 22 - 12:04
Unicode - Surrogate pair (UTF-16) About A surrogate pair is two 16-bit Text - Code Unit used in Text - UTF-16 Character Set (16-bit - two-byte) that represents a character above the maximum value stored in 16bit. (ie 0xFFFF Number - Hexadecimal not...
Bit - Bitwise and Shift binary operator
Modified Oct 22 - 11:27
Bit - Bitwise and Shift binary operator About Language - Operator on Bit - Binary Number. See Reference/Operators/Bitwise_Operators operator Articles Related Type * the bitwise arithmetic operators (~, &, ^, and |) * and the shift operato...
Regular Expression - Backslash Generic Character Class (shorthand)
Modified Oct 22 - 10:19
Regular Expression - Backslash Generic Character Class (shorthand) About The use of Regexp - Backslash are called shorthand) and specifies: * a generic character Regexp - Character Class (Character Set) * or a single character (ie Regular Exp...
Regular Expression - Character Matcher
Modified Oct 22 - 10:16
Regular Expression - Character Matcher About Character matcher matches one Text - Character in a regular expression pattern. For multiple character match, see Regexp - Character Class (Character Set) Articles Related List Symbol Matches x The...
Characters - Newline - End of Line ( EOL ) - Line Separators - Line Break
Modified Oct 22 - 09:57
Characters - Newline - End of Line ( EOL ) - Line Separators - Line Break EOL About Text - Non-printing Character (Tabulation, New Line, ) To mark Text - Line endings in Text - Text File, the following Text - Character are used: * Linux - File s...
Recent Articles Created
Data all the way
Data Warehouse Subsystems
Developing a data warehouse means assembling a lot of subsystems in order to create a whole and coherent data application.
Discovers the 34 Kimball Subsystems and drill down to discover them
Data Processing
Data processing has changed a lot since 1940 :) and luckily, we are not using punch card anymore.
Stream processing is becoming the norm in data integration task while batch processing stays the king in data analysis.
ENIAC, 1946
The first fully electronic digital computer
Dimensional Data Modeling
Dimensional Data Modeling permits you to model a (hyper)cube and analyse a process through different perspective. You define dimensions, measures and metrics.
Most programs process some input to produce some output; that’s pretty much the definition of computing.
Function
A Function is the basic block of all reusable code component. It is also becoming the central component of any serverless architecture.
Knowledge isn't free. You have to pay attention.
Computing Division at the Department of the Treasury, mid 1920s
Table / Relation
The table format (known also as a relation) is the most important data structure used in data analysis. Did you know that its name originate from the medieval counting table ?
Education isn't something you can finish.