Category Archives: technology

Disposable email

Several providers for disposable or temporary emails. Just in case you wan to test anything and need a valid email for temporary

  1. https://mailinator.com – can set xx@mailinator.com
  2. yopmail.com – can set xx@yopmail.com
  3. https://nowmymail.com/
  4. https://getnada.com/
  5. https://mytemp.email – total random, cannot set own name
  6. https://temp-mail.org/en/ – can set own email. provide multiple @domain

 

Setting PATH in Mac OSX

In order for any executable to run anywhere in terminal, we need to set the $PATH to the directory.

You can check which directory can be globally accessed by typing this command

echo $PATH

  1. To add that path to the file, login as root
  2. Type nano /etc/paths
  3. Edit the file to add another path
  4. Save and exit
  5. You need to restart the terminal in order for change to take effect

 

Server uptime by percentage. What does it mean?

Have you heard about 99.99% uptime? How much downtime is considered 99.99% uptime?

Below is the answer

  • 99.5% uptime = 216 minutes of downtime in a month
  • 99.8% uptime = 86.4 minutes of downtime in a month
  • 99.9% uptime = 43.2 minutes of downtime in a month
  • 99.99% uptime = 4.32 minutes of downtime in a month
  • 99.999% uptime = 0.432 minutes (26 seconds) in a month

SMS Gateway Service

SMS gateway services for Malaysians. Mostly with short/long code and API  integration.

  1. sms123.net – with reseller program, as low as 3sen, no detail pricing
  2. onewaysms.com – credit never expires, can buy minimum 1,000 credit with RM90
  3. trio-mobile.com

Some application also apply for android for bulk sms sending. Good if use with unlimited SMS package by telco.

  1. smsblastr.com

Printer is offline issue

Normally happen on Windows 8

Some solutions

  1. disable the SNMP in printer properties > ports > configure port. Untick “SNMP Status Enable”
  2. install windows 8 hotfix
  3. editing the registry at HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Print and adding a new DWORD called SNMPLegacy with the value 1 and restarting

source

Lost windows password. This tools can help to reset

I faced a problem with a lost of password for a windows PC. Here what I did

  1. Download ISO for bootable Offline Windows Password here. Scroll down to download section and download cd140201.zip regardless you want to build CD or USB boot
  2. Crete a bootable USB with rufus
  3. Boot using the USB thumb drive and just go through the questions. You can reset and enable any user account.

Credit to about.com for the info

Introduction to Google Drive

Register an account with company address

https://accounts.google.com/SignUpWithoutGmail

Familiarize with the navigation

  • folder list “my drive”, “shared with me”
  • file list by icon or list
  • search files
  • creating new documents
  • type of documents supported – e.g. google docs, google sheets

Google Docs

  • create new document
  • change title
  • share docs – enter email and set either can edit, comment or view only
  • basic formatting

Google Sheets

  • create new
  • share
  • freeze rows
  • basic formula – add
  • color
  • sort
  • filter
  • notification rules

Common features

  • File > See revision history
  • Format > Conditional formatting
  • File > Print