curl command – nixCraft

How to use the cURL command to do a POST data to fields on Linux or Unix

May 28, 2017May 28, 2017in BASH Shell, CentOS, Debian / Ubuntu, FreeBSD, Linux, RedHat and Friends, Suse, UNIX last updated May 28, 2017

How do I use the cURL command on Linux or Unix to post data i.e. upload something on Linux or Unix? How do I make a POST request with the cURL Linux command-line to upload file?

How to ignore invalid and self singed ssl connection errors with curl command

January 24, 2017January 24, 2017in BASH Shell, CentOS, Debian / Ubuntu, FreeBSD, Linux, RedHat and Friends, Suse, UNIX last updated January 24, 2017

I wanted to curl command to ignore SSL certification warning. Does curl command have a --no-check-certificate option like wget command on Linux or Unix-like system?

How to use curl command with http/2 on MacOS X

November 1, 2016November 1, 2016in BASH Shell, Mac OS X, Package Management, Troubleshooting, UNIX last updated November 1, 2016

I am using a MacOS sierra (version 10.12.1). How do I use curl command with http2/ protocol? I am getting an error that read as follows:

How to use curl command with proxy username and password on Linux or Unix

January 17, 2016January 17, 2016in BASH Shell, FreeBSD, Linux, Mac OS X, UNIX last updated January 17, 2016

My sysadmin provided me the following proxy details:
       IP: 202.54.1.1
       Port: 3128
       Username: foo
       Password: bar
The settings worked perfectly with Google Chrome and Firefox browser. How do I use it with the curl command? How do I tell the curl command to use my proxy settings from Google Chrome browser?

curl Command Resume Broken Download

March 9, 2014August 7, 2017in Commands, Linux, Networking, UNIX last updated August 7, 2017

I know wget can resume a failed download. I am on a Mac OS X and do now want to install wget command. How can I resume a failed download using curl command on Linux or Unix-like systems?

Mac OS X Sierra Install wget Network Downloader Utility

December 9, 2013April 1, 2017in BASH Shell, Commands, Mac OS X, UNIX last updated April 1, 2017

I recently learned that “wget” can continue getting a partially-downloaded (resume download) file. I am unable to find wget command on Mac OS X. How do I install install wget on Mac OS X (Mountain Lion/ Mavericks / Snow Leopard)? How can I install wget in Mac OS X without 3rd-party repo such as Homebrew or MacPorts?

Nginx: 301 Redirect To A Domain Name

November 19, 2013March 15, 2014in Linux, Nginx, UNIX last updated March 15, 2014

I am a new Nginx web server user. How do I redirect to a different domain using nginx (say example.org to example.com) permanently?