Aditya Chatterjee's Blog, page 118

Branch and Bound Technique

With this article, you have explained the idea of Branch and Bound Technique, types of Branch and Bound Technique and applications of the technique.

Contents

Introduction to Branch and Bound TechniqueThe Algorithm: Branch and Bound TechniqueTypes of SolutionTypes of Branch and BoundWhy use Branch and Bound?Problems that can be solved using Branch and BoundIntroduction to Branch and Bound Technique

The Branch and Bound Technique is a problem solving strategy, which is most commonly used i...

Mathematics for Data Science

In this article, we have explored where and how different domain of mathematics are used in Data Science. We have covered core ideas of Probability, Linear Algebra, Eigenvalues, Statistics and much more.

Table of ContentsIntroduction to Statistics and Probability for Data Science
* Basics of probability
* Mean, Standard deviation and Variance
* Covariance and correlation
* Hypothesis Testing
* Regression
* Bayes theorem
* Distribution of dataIntroduction to Linear algebra for Data Science
* L...

nmap command in Linux

nmap(Network mapper) is a Linux command line tools used to explore networks and test security. It is commonly used for security audits and can also be used by system administrators for routine tasks such as monitoring hosts and services in a network, network inventory, OS and version detection, port scanning, ping sweeps etc.

Table of contents.Introduction.Syntax.Commands.Summary.References.Introduction.

nmap(network mapper) is network exploration, penetration testing, security scanning ...

strings command in Linux

In this article we discuss the strings command which is used to obtain human readable strings from unreadable files such as binaries, executables and other unreadable file formats.

Table of contents.Introduction.Syntax.Commands.Summary.References.Introduction.

The strings command prints printable character sequences that are at least four characters long and are followed by an unprintable character.
It is commonly used to print contents of non-text files e.g .bin, .exe, .pdf, .odt.
Apart...

Compression and decompression in Linux

In this article we discuss various Linux tools used for compression and decompression such as zip, tar, gzip, bzip2, xz. We cover commands used to compress and decompress files and directories.

Table of contents.Introduction.zip.targzipbzip2xzSummary.References.Introduction.

Compression is useful e.g when making backups, sending large files over the internet etc.
The commonly used programs for compression in Linux are, gzip, bzip2, zip, tar, xz.

zip.

To compress a file with zip we wri...

hwloc (hardware locality) in Linux

The hwloc (Hardware Locality) is a program suite with multiple command line tools and a C API which are used for discovering hardware resources in parallel computing architectures its discovers information such as their locality, attributes, interconnection etc.

Table of contents.Introduction.hwloc-bind.hwloc-calc.hwloc-ps.hwloc-distribSummary.References.Prerequisites.lstopoIntroduction.

Computing platforms today come with multiple cores, shared caches and NUMA architectures and kn...

mtr command in Linux

mtr is a network diagnostic tool which combines ping and traceroute functionalities into a single command. In this article we discuss commonly used commands with mtr used for troubleshooting and gathering information about networks.

Table of contents.Introduction.Syntax.Commands.Summary.References.Introduction.

mtr is a network diagnostic tool which combines ping and traceroute functionalities.
It sends packets showing ping times for each hop.
It also useful for troubleshooting network i...

Shutdown, reboot, halt, poweroff commands in Linux

In this article we have covered Linux commands that enable a user or system administrator to shutdown or reboot computer systems via the command line interface. We have also discussed how such operations can be scheduled i.e for system upgrades or maintenance.

Table of contents.Introduction.shutdown command.reboot, halt, poweroff commands.Summary.References.Introduction.

Shutting down or rebooting systems can be done using pressing Ctrl+Alt+Del then choosing an appropriate action however...

lsof command in Linux

The lsof command displays a list of all currently open files, this information is helpful especially to discover, processes currently running, services being used, ports being used, users currently on the system and much more. In this article we discuss it and commonly used commands with lsof.

Table of contents.Introduction.Syntax.Commands.Summary.References.Introduction.

In Linux everything is a file, the lsof command is used to display a list of all currently open files.

It is common t...

whereis command in Linux

In this article we discuss the whereis command in Linux useful for locating binary files, source file and manual pages of specified commands.

Table of contents.Introduction.Syntax.Commands.Summary.References.Introduction.

whereis command is a Linux command used for finding the location of binary, source files and the manual pages for a given command.

A binary is another name for an executable, source files will hold the source code for a command and manuals are the documentation of a com...