Getting started with PostgreSQL - installation and basic use (Ubuntu 16)

Getting started with PostgreSQL - installation and basic use (Ubuntu) PostgreSQL is a free object relational database server (ORDBMS), known as "the most advanced open source relational database in the world". PostgreSQL is an object relational database based on Postgres version 4.2 developed by the computer department of the Univers ...

Posted on Thu, 14 Nov 2019 23:13:34 -0500 by bad_goose

Linux basic command -- slabtop display kernel strip information

slabtop slabtop displays detailed kernel strip cache information in real time. It displays a list of top-level caches sorted by one of the listed sort criteria. It also displays a statistics header filled with slab layer information. The application scope of this command: RedHat, RHEL, Ubuntu, CentOS, Fedora, SUSE, openSUSE. 1. Grammar ...

Posted on Thu, 14 Nov 2019 15:29:46 -0500 by studgate

Nginx installation configuration and simple deployment

install Centos It is recommended to simply install yum install Nginx Other installation methods: wget http://nginx.org/download/ngi... tar -zxvf nginx-1.9.8.tar.gz cd nginx-1.9.8 ./configure Make & & make install or make install after make After this installation, the installation path is the default path. See the system for ...

Posted on Mon, 11 Nov 2019 16:33:03 -0500 by tili

NEXUS 4 brush 4 system source code

Reference address:https://blog.csdn.net/jackchen95/article/details/49671825https://blog.csdn.net/u012417380/article/details/73196722After downloading the source code, download the corresponding driver, corresponding to sh256 PS C:\Users\22073\Desktop> certutil -hashfile yourfilename.ext SHA256 CertUtil: -hashfile fail: 0x80070002 (WIN32: 2 ...

Posted on Sat, 02 Nov 2019 20:32:52 -0400 by chris9902

android boot debugging (system "process)

System version is 4.4.4Mobile phone is n4.Initialize environment haidragon@ubuntu:~/Desktop/android$ export CLASSPATH=/home/haidragon/Desktop/jdk1.6.0_45_bin/jdk1.6.0_45/lib haidragon@ubuntu:~/Desktop/android$ export JAVA_HOME=/home/haidragon/Desktop/jdk1.6.0_45_bin/jdk1.6.0_45 haidragon@ubuntu:~/Desktop/android$ export PATH=$PATH:/home/haidra ...

Posted on Sat, 02 Nov 2019 13:47:41 -0400 by dethknite

Linux: shell script automatically inserts data from. csv file into MySQL database

Specific scenario Ubuntu 16.04 system, follow the previous article, unzip the compressed file, and then store the unzip file csv in MySQL database. The file to be operated is in / home/myftp/upload/backupcopy, and the file content First look at the specific contents of the document Take 2019-01-13.tar.gz compresse ...

Posted on Sat, 02 Nov 2019 06:42:04 -0400 by cptn_future

Python 3 basic exchange values of two variables

       Python : 3.7.3          OS : Ubuntu 18.04.2 LTS         IDE : pycharm-community-2019.1.3       Conda : 4.7.5    typesetting : Markdown   code coder@ubuntu:~$ source activate py37 (py37) coder@ubuntu:~$ ipython Python 3.7.3 (default, Mar 27 2019, 22:11:17) Type 'copyright', 'credits' or 'license' for more information IPython 7.5 ...

Posted on Sat, 02 Nov 2019 02:26:49 -0400 by terfle

Ubuntu nginx gunicorn Django Tencent cloud deployment

Step 1: create root user and use Create root user: sudo passwd root //Will let you enter the current user password. Enter press enter to enter the root password twice Using the root user: su root //Prompt for the root password. Input can Step 2: enter the root account update system root@VM-0-1 ...

Posted on Fri, 25 Oct 2019 00:20:00 -0400 by dietkinnie

Linux IO stress test tool FIO

FIO is a command line IO device pressure test tool, with many parameters, command is a little long, but also one of the advantages, can control a lot of content. FIO is hosted on GitHub project homepage: https://github.com/axboe/fio install ubuntu system sudo apt install fio -y centos system yum inst ...

Posted on Thu, 24 Oct 2019 03:36:46 -0400 by maxmo

Comprehensive strategy of deep learning configuration environment

Comprehensive strategy of deep learning configuration environment 1. Install pycharm Download the community version on the official website 2. Modify apt get source sudo apt-get update sudo apt-get upgrade cd /etc/apt/ # Backup source sudo cp sources.list sources.list.bk # Replace the original wit ...

Posted on Wed, 16 Oct 2019 17:28:24 -0400 by PhpMachine