Error on installing mailcatcher The command: gem install mailcatcher fails with error: - ERROR: Error installing mailcatcher: ERROR: Failed to build gem native extension make "DESTDIR=" compiling parser.c parser.rl:112:17: warnin...

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Error installing mailcatcher

Error on installing mailcatcher The command: gem install mailcatcher fails with error: - ERROR: Error installing mailcatcher: ERROR: Failed to build gem native extension Solution gem install mailcatcher -- --with-cflags="-Wn...

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Error installing mailcatcher

Problem Sometimes while running `bundle install` during setting up a new project, you might get the following error:   Installing pg 1.2.0 with native extensions Gem::Ext::BuildError: ERROR: Failed to build gem native extension. current dir...

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Error installing `pg` gem

Issue 1 - Error in installing pg gem Installing pg 0.19.0 with native extensions Gem::Ext::BuildError: ERROR: Failed to build gem native extension. current directory: /home/luke/.rvm/gems/ruby-2.4.1/gems/pg-0.19.0/ext /home/luke/.rvm/rub...

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Common Ruby on Rails gem installation errors

Generate public/private key pair using Puttygen. Add passphrase for the private key Copy the public key. Login to the remote server and go to the ssh directory Open the 'authorized_keys' file and add the public key copied in the above step a...

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Configuring RSA key pair to login to server using Fi...

Installing Tcl/Tk on Windows  On Windows, the easiest way to get Tcl/Tk onto your machine is to install the ActiveTcl distribution from ActiveState, which includes Tcl, Tk, plus a number of other extension libraries. Once installed, open a consol...

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Installing TCL/Tk on windows

Uninstall Old Versions $ sudo apt-get remove docker docker-engine docker.io   Install Support Drivers If you're using version 3 of the Linux kernel, install the linux-image-extra-* packages, which allow Docker to use the aufs storage drivers. ...

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Setting up docker

Download and Install Let’s Encrypt sudo git clone https://github.com/letsencrypt/letsencrypt /opt/letsencrypt cd /opt/letsencrypt Create an SSL Certificate cd /opt/letsencrypt sudo -H ./letsencrypt-auto certonly --standalone -d example.com ...

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Install Let’s Encrypt to Create SSL Certificates

Introduction PostgreSQL 9.4 was released on 12/18/2014. More information about the release is available on the official PostgreSQL documentation.This article is written to provide an easy migration solution from PostgreSQL 9.3 to 9.4 for Debian s...

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Migrating from PostgreSQL 9.3 to 9.4

Setting up PHP extensions php_curl and php_apc on windows 7 If you're using windows 64-bit OS, download the 64-bit TS VC9 compiled DLL files i.e. php_apc.dlland php_curl.dll, and store them in the PHP extensions directory. Enable these extensi...

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Installing php_apc and php_curl on windows 64-bit sy...