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Replace pattern1 with pattern2 :

:%s/pattern1/pattern2/gc

Replace all whitespaces :

:%s/\s\+//gc

To convert an object to string JSON.stringify(obj) is enough.

var  obj = {
  name: 'myName',

  value: 'anyValue',
};

JSON.stringify(obj);

Chart that converts points to pixels (and ems and %). It also depends on font, browser and OS.

Just follow the below steps to get it done:::

1. Type 'about:config' in mobile browser address bar. This opens configuration settings.
2. There is a option for use bitmap fonts. Change that to Yes.

Once you save the changes in bashrc file, you need to open a fresh tab for the changes to get reflected

If the changes has to be reflected in same tab, then enter the following command

source .bashrc

Here is the fix

• Go to directory cd /usr/share/fonts/truetype/freefont/
• Delete both the FreeSerif.ttf and FreeSans.ttf file.
  

Command

sudo rm -f /usr/share/fonts/truetype/freefont/FreeSerif.ttf 
sudo rm -f /usr/share/fonts/truetype/freefont/FreeSans.ttf 

To get nslookup of domain name,check the below command

nslookup domainName

Eg: nslookup sathishkumars.in

To get name server details:

dig +short NS domainName

Eg: dig +short NS sathishkumars.in

Hello world!!

Hello  world!!!

Hello  world!!!

Hello  world!!!