Recovery Centos System

# Get all yum commands previously run
yum history list all

# Get the details of the command
yum history info [entry number]

# Undo each command top-down
yum history undo [entry number]

free -m
sync; echo 1 > /proc/sys/vm/drop_caches
sync; echo 2 > /proc/sys/vm/drop_caches
sync; echo 3 > /proc/sys/vm/drop_caches

sudo yum clean all
#sudo yum autoremove
sudo yum -y update

CMD for Windows

Delete file

del /s /q "C:\Users\MR3_M\AppData\Roaming\WinServices\vstools.exe"

1. Accessibility Controls = access.cpl
2. Add Hardware Wizard = hdwwiz.cpl
3. Add/Remove Programs = appwiz.cpl
4. Administrative Tools = control admintools
5. Automatic Updates = wuaucpl.cpl
6. Bluetooth Transfer Wizard = fsquirt
7. Calculator = calc
8. Certificate Manager = certmgr.msc
9. Character Map = charmap
10. Check Disk Utility = chkdsk
11. Clipboard Viewer = clipbrd
12. Command Prompt = cmd
13. Component Services = dcomcnfg
14. Computer Management = compmgmt.msc
15. Date/Time Properties = timedate.cpl
16. DDE Share = ddeshare
17. Device Manager = devmgmt.msc
18. Direct X Control Panel (If Installed)* = directx.cpl
19. Direct X Troubleshooter = dxdiag
20. Disk Cleanup Utility = cleanmgr
21. Disk Defragment = dfrg.msc
22. Disk Management = diskmgmt.msc
23. Disk Partition Manager = diskpart
24. Display Properties = control desktop
25. Display Properties = desk.cpl
26. Display Properties (w/Appearance Tab Preselected) = control color
27. Dr. Watson System Troubleshooting Utility = drwtsn32
28. Driver Verifier Utility = verifier
29. Event Viewer = eventvwr.msc
30. File Signature Verification Tool = sigverif
31. Findfast = findfast.cpl
32. Folders Properties = control folders
33. Fonts = control fonts
34. Fonts Folder = fonts
35. Free Cell Card Game = freecell
36. Game Controllers = joy.cpl
37. Group Policy Editor (XP Prof) = gpedit.msc
38. Hearts Card Game = mshearts
39. Iexpress Wizard = iexpress
40. Indexing Service = ciadv.msc
41. Internet Properties = inetcpl.cpl
42. IP Configuration (Menampilkan konfigurasi koneksi) = ipconfig /all
43. IP Configuration (Menampilkan konten DNS Cache) = ipconfig /displaydns
44. IP Configuration (Mendelete DNS konten Cache) = ipconfig /flushdns
45. IP Configuration (Pelepasan Semua Koneksi) = ipconfig /release
46. IP Configuration (Memperbaharui Semua Koneksi) = ipconfig /renew
47. IP Configuration (Refreshes DHCP & Re-Registers DNS) = ipconfig /registerdns
48. IP Configuration (Menampilkan DHCP Class ID) = ipconfig /showclassid
49. IP Configuration (Memodifikasi DHCP Class ID) = ipconfig /setclassid
50. Java Control Panel (Jika diinstall) = jpicpl32.cpl
51. Java Control Panel (Jika diinstall) = javaws
52. Keyboard Properties = control keyboard
53. Local Security Settings = secpol.msc
54. Local Users and Groups = lusrmgr.msc
55. Logs You Out Of Windows = logoff
56. Microsoft Chat = winchat
57. Minesweeper Game = winmine
58. Mouse Properties = control mouse
59. Mouse Properties = main.cpl
60. Network Connections = control netconnections
61. Network Connections = ncpa.cpl
62. Network Setup Wizard = netsetup.cpl
63. Notepad = notepad
64. Nview Desktop Manager (If Installed) = nvtuicpl.cpl
65. Object Packager = packager
66. ODBC Data Source Administrator = odbccp32.cpl
67. On Screen Keyboard = osk
68. Opens AC3 Filter (If Installed) = ac3filter.cpl
69. Password Properties = password.cpl
70. Performance Monitor = perfmon
71. Phone and Modem Options = telephon.cpl
72. Power Configuration = powercfg.cpl
73. Printers and Faxes = control printers
74. Printers Folder = printers
75. Private Character Editor = eudcedit
76. Quicktime (If Installed) = QuickTime.cpl
77. Regional Settings = intl.cpl
78. Registry Editor = regedit
79. Registry Editor = regedit32
80. Remote Desktop = mstsc
81. Removable Storage = ntmsmgr.msc
82. Removable Storage Operator Requests = ntmsoprq.msc
83. Resultant Set of Policy (XP Prof) = rsop.msc
84. Scanners and Cameras = sticpl.cpl
85. Scheduled Tasks = control schedtasks
86. Security Center = wscui.cpl
87. Services = services.msc
88. Shared Folders = fsmgmt.msc
89. Shuts Down Windows = shutdown
90. Sounds and Audio = mmsys.cpl
91. Spider Solitare Card Game = spider
92. SQL Client Configuration = cliconfg
93. System Configuration Editor = sysedit
94. System Configuration Utility = msconfig
95. System File Checker Utility (Segera scan)=>Perintah=>sfc /scannow
96. System File Checker Utility (Pindai Sekali Pada Boot Berikutnya) =>Perintah=>sfc /scanonce
97. System File Checker Utility (Scan seluruh Boot)=>Perintah=>sfc /scanboot
98. System File Checker Utility (Kembali ke setting Default)=>Perintah=>sfc /revert
99. System File Checker Utility (Purge File Cache) = sfc /purgecache
100. System File Checker Utility (Set Cache Size untuk ukuran x) = sfc /cachesize=x
101. System Properties = sysdm.cpl
102. Task Manager = taskmgr
103. Telnet Client = telnet
104. User Account Management = nusrmgr.cpl
105. Utility Manager = utilman
106. Windows Firewall = firewall.cpl
107. Windows Magnifier = magnify
108. Windows Management Infrastructure = wmimgmt.msc
109. Windows System Security Tool = syskey
110. Windows Update Launches = wupdmgr
111. Windows XP Tour Wizard = tourstart
112. Wordpad = write 

Speed Test Centos

yum install python
wget https://klikhost.com/speedtest_cli.py

python speedtest_cli.py --share

Wowza loop

how-to-loop-a-pre-roll-until-a-live-stream-starts-loopuntillive

virtualstreams-plugin

wowza-stream-class