Friday, January 31, 2020

Just create your own compiler

Subnet mask /24

Subnet Mask Cheat Sheet

See also RFC 1878.

AddressesHostsNetmaskAmount of a Class C
/3042255.255.255.2521/64
/2986255.255.255.2481/32
/281614255.255.255.2401/16
/273230255.255.255.2241/8
/266462255.255.255.1921/4
/25128126255.255.255.1281/2
/24256254255.255.255.01
/23512510255.255.254.02
/2210241022255.255.252.04
/2120482046255.255.248.08
/2040964094255.255.240.016
/1981928190255.255.224.032
/181638416382255.255.192.064
/173276832766255.255.128.0128
/166553665534255.255.0.0256

Guide to sub-class C blocks

/25 -- 2 Subnets -- 126 Hosts/Subnet
Network #IP RangeBroadcast
.0.1-.126.127
.128.129-.254.255
/30 -- 64 Subnets -- 2 Hosts/Subnet


Network #IP RangeBroadcast
.0.1-.2.3
.4.5-.6.7
.8.9-.10.11
.12.13-.14.15
.16.17-.18.19
.20.21-.22.23
.24.25-.26.27
.28.29-.30.31
.32.33-.34.35
.36.37-.38.39
.40.41-.42.43
.44.45-.46.47
.48.49-.50.51
.52.53-.54.55
.56.57-.58.59
.60.61-.62.63
.64.65-.66.67
.68.69-.70.71
.72.73-.74.75
.76.77-.78.79
.80.81-.82.83
.84.85-.86.87
.88.89-.90.91
.92.93-.94.95
.96.97-.98.99
.100.101-.102.103
.104.105-.106.107
.108.109-.110.111
.112.113-.114.115
.116.117-.118.119
.120.121-.122.123
.124.125-.126.127
.128.129-.130.131
.132.133-.134.135
.136.137-.138.139
.140.141-.142.143
.144.145-.146.147
.148.149-.150.151
.152.153-.154.155
.156.157-.158.159
.160.161-.162.163
.164.165-.166.167
.168.169-.170.171
.172.173-.174.175
.176.177-.178.179
.180.181-.182.183
.184.185-.186.187
.188.189-.190.191
.192.193-.194.195
.196.197-.198.199
.200.201-.202.203
.204.205-.206.207
.208.209-.210.211
.212.213-.214.215
.216.217-.218.219
.220.221-.222.223
.224.225-.226.227
.228.229-.230.231
.232.233-.234.235
.236.237-.238.239
.240.241-.242.243
.244.245-.246.247
.248.249-.250.251
.252.253-.254.255
/26 -- 4 Subnets -- 62 Hosts/Subnet
Network #IP RangeBroadcast
.0.1-.62.63
.64.65-.126.127
.128.129-.190.191
.192.193-.254.255
/27 -- 8 Subnets -- 30 Hosts/Subnet
Network #IP RangeBroadcast
.0.1-.30.31
.32.33-.62.63
.64.65-.94.95
.96.97-.126.127
.128.129-.158.159
.160.161-.190.191
.192.193-.222.223
.224.225-.254.255
/28 -- 16 Subnets -- 14 Hosts/Subnet
Network #IP RangeBroadcast
.0.1-.14.15
.16.17-.30.31
.32.33-.46.47
.48.49-.62.63
.64.65-.78.79
.80.81-.94.95
.96.97-.110.111
.112.113-.126.127
.128.129-.142.143
.144.145-.158.159
.160.161-.174.175
.176.177-.190.191
.192.193-.206.207
.208.209-.222.223
.224.225-.238.239
.240.241-.254.255
/29 -- 32 Subnets -- 6 Hosts/Subnet
Network #IP RangeBroadcast
.0.1-.6.7
.8.9-.14.15
.16.17-.22.23
.24.25-.30.31
.32.33-.38.39
.40.41-.46.47
.48.49-.54.55
.56.57-.62.63
.64.65-.70.71
.72.73-.78.79
.80.81-.86.87
.88.89-.94.95
.96.97-.102.103
.104.105-.110.111
.112.113-.118.119
.120.121-.126.127
.128.129-.134.135
.136.137-.142.143
.144.145-.150.151
.152.153-.158.159
.160.161-.166.167
.168.169-.174.175
.176.177-.182.183
.184.185-.190.191
.192.193-.198.199
.200.201-.206.207
.208.209-.214.215
.216.217-.222.223
.224.225-.230.231
.232.233-.238.239
.240.241-.246.247
.248.249-.254.255

Tuesday, January 28, 2020

GOSINT

https://gosint.readthedocs.io/en/latest/

https://www.rnids.rs/lat/cirilica-na-internetu/cirilicki-fontovi-na-poklon



https://www.pcmag.com/picks/the-best-graphics-cards-for-4k-gaming



https://www.artificiallyintelligentclaire.com/python-data-science/

Yes, PASCAL is still relevant in 2020. Just look at Embarcadero Delphi RAD Studio (Object-Pascal) or cross-platform Lazarus-IDE (Free Pascal).
You can create executables for all operating systems.
Milion open-source projects exist on SourceForge and GitHub and other relevant programming web sites.
Did you know that Skype, WinRAR, and Total Commander was written in Delphi?
Did you know that Delphi/Lazarus(Pascal) compiled applications can work as portable applications without any Frameworks, DLLs, or any Runtime Libraries?
Applications written in Delphi: Skype, Total Commander, WinRAR, Nero Burning Rom, Macromedia DreamWeaver, FL Studio Pro, InstallAware, InnoSetup, Partition Magic, Syncback Pro, Panda Titanium Antivirus, Spyware Terminator, Spybot Search And Destroy, PC Tools Spyware Doctor, TuneUp Utilities, Aida64, BeyondCompare, Super Copier, CloneDVD, Ultra ISO, HelpNDoc, SSuite Office Software, Oracle SQL Developer, Nexus DB, MySQL Admin tools, SQL Navigator, Toad for Oracle, ElevateDB, RadioBoss, Ultimate paint, IcoFX, KMplayer, Responsive Layout Maker Pro, Pro Motion, Media Monkey, Press To Go, Gold Wave, SOFIA-Nasa software project, TeamSpeak, Hamachi, Avant browser, Morfik, RapidPHP, etc.

**