How to block sender in Gmail

If you don't want to receive more email from someone or organization, etc, you can do by block the sender,

To block sender in Gmail :

1. Open the email that you want to block
2. Click more menu (small inverted triangle/ see the picture).
3. Select  Block "Sender".

Next time you will not receive the emails from that sender (block sender).

Filtering Gmail by Date

How to show emails by date in Gmail

If in your Gmail inbox contains a lot of emails and you're looking for and want to show the emails in a given period, or a specific date, email recently, or older email, you can perform filtering as needed in the following ways:

Write in the  Search field with the following keywords. Choose as your needs, also change the number or date.


newer_than:3d  
Will show the newer emails in last 3 days

older_than:5d   
Showing the emails older than 5 days ago

after:2016/12/1  
Showing the emails after 2016 December 1

How to Install Chrome in Mac OS

How to install Google Chrome browser in Mac OS X.

Default browser for Mac OS is Safari. You can also install other browser like Google Chrome or Mozilla Firefox.

Usually to install an app in Mac, through App Store, but for  Google Chrome browser at this time there is no Chrome in App store.

The solution to install Chrome browser in Mac OS you can go to Chrome website and download the installer (googlechrome.dmg)

Open the browser (Safari) and search for Google chrome to get to Chrome website. then choose Download. It will automatically detect the  Google Chrome for Mac.

To prevent bolt or screw from lost or fall

My experience when repairing of electronic devices, computers, laptops, smartphones, etc. which have  bolt, nut, or screw with small size, often have the incidence of lost or fall,

It doesn't happen again now, after I have the magnetic band for placing the screws, nuts, or bolts.
called Magnetic J watch from Jakemy.
My non magnetic screwdriver will be the magnetic screwdriver by putting/touching it to this tool.  

If you interest, you can search and buy from online store like aliexpress.com, the price is about US $5.

Filtering Gmail by Attachment

How to show email with attachment only in Gmail.
In Gmail you can show only emails those have the attachment.

Write the words: has:attachment in the search field of Web Gmail or Gmail Application for your smartphone ( Android or iPhone). then you will see the emails with attachment only.

Task Manager in Mac OS

Task Manager is in Windows computer, for computer running Mac OS the name is Activity Monitor.

To Run Activity Monitor :

Press Command + Space bar, it will show the Search field.
Write Activity monitor in search column, then you will see result Activity Monitor, click it to run.

Other way:
In Main screen/desktop, Choose Go menu, then choose Utilities, then you will see the Activity monitor


Example to force stopping the application: Select the App, then click x sign, it will force closing/quit the application..

In Chrome you can play T-Rex game when offline

When there is no Internet connection or Internet has a problem in the Google Chrome browser then Chrome will tell you 'There is no Internet connection', also you will see a small Dinosaurus T-Rex.
If you hasn't known, T-Rex is a small game  in Chrome you  can only  play it when Offline or no internet connection.

To play Chrome T-Rex, use the Spacebar key to start and to play (jump).

How to create Bookmark 'Browser Restart' in Chrome

How to add Bookmark for Restarting Google Chrome browser.

Browser restart in Bookmarks

To create Browser restart bookmark in Chrome :

1. Open Google Chrome
2. Press combination keys Ctrl+Shift+O to open Bookmark Manager.
3. Right-click on Bookmark manager page, then choose Add page.