Instalar as vmware tools via rpm

O vmware é um dos sistemas de virtualização mais utilizados a nível profissional. Ao instalar um vm CentOS 6.x no vmware é necessário instalar um conjunto de drivers para que o SO funcione de forma integrada com o hipervisor. Essas ferramentas chamam-se vmware-tools. Para instalar as vmware-tools via rpm é necessário realizar os seguintes passos:… Read More »

Send email from Linux command line

Every once a while you need to send email from a Linux command line and there you go to google try to find it… With attachment: Without attachment: Important:Postfix by default restrict attachment size to approx 10MB i.e. 10240000 bytes. You can check it using following command: To change attachment-size to say 50 MB, run… Read More »

Install Java SE Development Kit 7u40 on CentOS 6.4

Installing JDK on CentOS can be hard, so to help you I’ve made this simple tutorial. Hope it helps… Download and install: Go to an select JDK Download. Install JDK: [cc lang=”bash” width=”100%”] rpm -ivh /path-to-file/jdk-7u40-linux-i586.rpm [/cc] And set it up: [cc lang=”bash” width=”100%”] alternatives –install /usr/bin/java java /usr/java/latest/jre/bin/java 20000 alternatives –install /usr/bin/javaws javaws… Read More »

Nokia E55 MEO VoIP

Abaixo seguem as configurações do cliente Voice over IP testadas num telefone Nokia E55 com serviço VoIP do SAPO/MEO: Especificações do equipamento: Equipamento: Nokia E55 Versão de software: 034.001 Data da versão de software: 02 de Abril de 2010 Versão customizada: Data da versão customizada: 02 de Abril de 2010 Language set: 25.01 Modelo:… Read More »

Windows 7 SP1 Cleanup

Has you know, Windows 7 SP1 is out there for a long time. Maybe what you don’t know is that after installation there’s a lot of junk files that can be deleted with the following command: [cc lang=”dos” width=”100%”] DISM.exe /online /Cleanup-Image /spsuperseded [/cc]

SSL Certification Authority on Linux

SSL Certification authority In cryptography, a certificate authority, or certification authority, (CA) is an entity that issues digital certificates. The digital certificate certifies the ownership of a public key by the named subject of the certificate. This allows others (relying parties) to rely upon signatures or assertions made by the private key that corresponds to… Read More »