2 years ago by gareth

How can i get a complete list of all built-in modules available with my Node.js installation? . . .

nodejscore-moduleslistnpm
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2 years ago by gareth

I am running Windows 10, what is the location where cookies are stored for IE11 and Edge? . . .

ie11edgecookieswindows10
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2 years ago by Binoy

I have a table with 3 columns, say col1, col2, col3 I want to copy all the data from col2 to col3, how can i do that? . . .

mysqlsql
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2 years ago by mamdouh

I am trying to add two floating point numbers var sum = parseFloat(a) + parseFloat(b); How do i set the decimal precision of the result to one? Eg: 0.1+0.2 should give 0.3 . . .

javascriptfloatdecimalprecision
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2 years ago by mamdouh

I have to map an array of lowercase characters a to z to numbers 1 to 26. Example: [a,c,f] to [1,3,6] I tried  arr.map( function(x){ return (x-96); } )   However this returns an array o . . .

javascriptcharacter-asciiascii-conversionarraymap
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2 years ago by mamdouh

I have an associated array $myarray = array(                      "foo1" => "bar1",                 . . .

phpassociative-arraystring
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2 years ago by mamdouh

What is the best way to check if string is Palindrome in PHP? . . .

phppalindromestringfunction
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2 years ago by mamdouh

Should i use isset() or array_key_exists()? . . .

phpassociative-array
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2 years ago by mamdouh

Hi, echo "/n";   is not working for me somehow?   . . .

phpnewline
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2 years ago by Fischer

how can i check if samba is already installed or not in my raspberry pi? I have a folder named samba in /etc with 2 files smb.conf and gdbcommands  I can see 2 samba related packages in the list . . .

raspberry-pisamba
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2 years ago by Fischer

I'm trying to edit the file /etc/samba/smb.conf in my Raspberry Pi using vi editor. When i try to save the file i get  this error "/etc/samba/smb.conf" E212: Can't open file for writing I am l . . .

raspberry-pivisambasmbconf
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2 years ago by noddy

How do i list all files or directories starting with 'a' or 'b' using ls? I tried ls a* and it doesn't work? . . .

linuxls
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2 years ago by noddy

What are the arguments to tar command for extracting from tar.xz? . . .

linuxtarxzuncompress
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2 years ago by noddy

How to set environment variables like PATH? How to do this from shell and how to make it available permanently? Is the command same for various distributions? . . .

linuxenvironment-variablepath
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2 years ago by noddy

What is the easiest way to find Linux version and distribution name from the terminal? Is there a command that works for all different distributions? I am on Fedora. . . .

linuxfedoraversiondistributioncommand
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