Is IE6 compatible with frontend production ?, Ie6 compatibility in frontend Production
Internet Explorer 6 ~ 7. There are still some requirements for support, but for a front-end developer, we should push forward the development of this industry, rather than simply accommodating and compromising.
In the past, providing support for older versions of IE was a required skill for front-end developers. With th
Frontend capability model-V8 JS engine and frontend-v8js EngineI. webkit kernel and V8In chrome, webkit is used for html Rendering and v8 is used as the js engine. Although Chrome and Webkit are both open-source, Chrome is always at a distance from Webkit. Chrome encapsulates a layer called WebKit Glue on WebKit. In the Glue layer, most types of structures and interfaces are similar to WebKit. In Chrome, re
FrontEnd is increasing in step: The mouse is on the image to produce a cover effect, and frontend is increasing in step
Ideas:
DOM tree
JAVASCRIPT:
$ (". Mask "). hover (function () {$ (". mask-text ", this ). stop (). animate ({height: "100%"}) ;}, function () {$ (". mask-text ", this ). stop (). animate ({height: "0px "});});
Ansible Development History
Ansible?? Founder, Michael DeHaan (cobbler and func)?? , Released version 0.0.1, Red Hat acquisition?? Red Hat announced the acquisition?? Ansible is an agentless (SSH key pair matching is required based on SSH), which can implement batch configuration, command execution and control, and Python-Based Automated O M tools.GitHub focus
Summary of js Performance Optimization for stb frontend development, and js Performance Optimization for stb frontendJs Performance Optimization
Javascript is an interpreted language, and its performance cannot reach the level of C, C ++, and other compiling languages. However, there are still some ways to improve it.1. Loop
In JavaScript, there are three types of loops: for (;), while (), and for (in. The efficiency of for (in) is very poor, because
Ansible learning-simple learning notes 2, ansible-learning notes
Roles is used for hierarchical and structured organization playbook, and the encryption process in previous note 1 is used.
My directory svnrepos has two directories.
Ansible_test and test
Under the test directory:
The directory structure of ansible_test is:
The file content is as follows:
Copyright Disclaimer: Thi
1.ansible IntroductionAnsible is an automated operations tools, based on Python development, the collection of many operations tools (puppet,cfengine,chef,func,fabric) advantages, the implementation of batch (System configuration, program deployment, Run command) and other functionsAnd Ansible is based on the module work, itself does not have the ability to deploy bulk, really have a batch deployment is
A ansible IntroductionDoes not need to install the client, through the sshd to communicateModule-based work, modules can be developed in any languageNot only supports command line use of modules, but also supports writing YAML format playbook, which is easy to write and readInstallation is simple and can be installed on CentOS directly with YumThere are UI (browser graphical) Www.ansible.com/tower available, chargedOfficial Document Http://docs.ansibl
Tags: adding automatic sys wildcard Communication 1.9 instruction item otherAnsible is a relatively new automated operations tools, based on Python development, the collection of many operations tools (puppet, Cfengine, Chef, func, fabric) The advantages of the implementation of batch system configuration, batch program deployment, batch Run command and other functions.Ansible is a module-based operation and does not have the capacity to deploy in bulk. The real batch deployment is the module th
Ansible Command Application Basics
A previous article on the installation and role of Ansible, interested in can see Ansible introduction and installation. Learning Ansible is to re-learn the command and grammar.
Ansible can be
1. ansible command usage
The ansible command line can be executed in two ways: ad-hoc and ansible-playbook. The official web method provides paid product tower. Ad-hoc is mainly used to execute temporary commands. ansible-playbook is equivalent to a set of ad-hoc commands and is executed together with certain rules.1.1
Install NGINX and NGINX Plus using Ansible
In the production environment, I prefer to do everything related to automation. If the computer can complete your task, why do you need to do it yourself? However, in an ever-changing environment with multiple technologies, creating and implementing automation is an arduous task. That's why I like Ansible. Ansible is an
Ansible is a framework structure that works based on modules. The bulk deployment capability is implemented by the modules that are run by ansible. In short, Ansible is based on "modules" to accomplish various "tasks". The basic syntax for Ansible Common Core module modules is as followsansible [主机] [-m 模块] [-a args]
Theoretical part:
Common Automated operations Tools:
Puppet-Ruby-based development with C/S architecture, strong extensibility, SSL-based, and relatively weak remote command executionSaltstack-Based on Python development, with C/S architecture, relatively puppet and lightweight, configuration syntax using Ymal, making configuration scripts simplerAnsible-Based on Python Paramiko development, distributed, no client, lightweight, configuration syntax using Ymal and JINJA2 template la
Directory
Handlers
Playbook Case 2 handlers
VARs variable
Setup Facts Variable Usage
Case
Defining variables in Inventory
Case
Condition test
When statement
Case
Handlers
Follow up on an article Ansible playbooks introduction and use a continuation note
Used to take certain actions when the resources being followed are
There are two more secure ways to store this type of data:The 1.ansible command-line tool Ansible-vault can encrypt and decrypt files used by any ansible.2. Use a third-party key Management service to store data.Ansible-vault can create, edit, encrypt, decrypt, and view files. Ansible Vault can encrypt any
This book is created by senior Wiecheng division, through a number of examples, detailed explanation of ansible this automated Maintenance tool basic principles and use of skills; from the basic architecture analysis, installation configuration, to the typical application case analysis, the author shared his work in the actual combat experience, for all types of operations, DevOps developers provide a detailed guide. The main contents of this book inc
One, the common automated maintenance tools:OS Provisioning:pxe, CobblerOS Config:puppet, Saltstack, chef, funcTask exec:fabric, Saltstack, funcProgram Deployment:fabricManagement host controls how nodes are managed:Agent: You need to install agents on the managed nodes to accept the operations of the management host, such as Puppet, FuncAgentless: The managed node does not need to install agent, the management host with SSH transfer operation instructions, such as
http://sheng.iteye.com/blog/716921
Today, I restarted a Linux system, want to enter Chinese, but found that Chinese input method can not open, it should be SCIM did not start, so
# scim-d
Started, but found that the error is as follows: Linux information code [Root@sheng ~]# scim-d Smart Common Input method 1.4.4 launching a SCIM process with X11. .. Loading Socket Config Module ... Creating backend ... Loading x11 frontend Module ... Failed to load X
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