getopt

Recently done projects involving the use of rich text editor, I chose Baidu's ueditor. At the same time, our images are placed on seven cow cloud storage. Regarding the integration between the two, I write down some personal experiences to share

In fact, 'unzip-P password zipfile' can automatically decompress the encrypted file. But to get familiar with python library pexpect. Use python to write a code to automatically decompress the zip file. Such code can be called by the server page

[Tool Development] keepalived uses the nagios monitoring script, keepalivednagios Recently, keepalived and keepalived are used in the development and office environments. Based on the LVS supported by the Linux kernel, keepalived achieves high

12 basic knowledge commonly used in Python programming: regular expression substitution, traversal of directory methods, list sorting by column, de-weight, dictionary ordering, dictionary, list, string reciprocal, Time object manipulation,

The usual way to write shell scripts is to use $1,$2 .... This way to receive parameters, however, this method of receiving parameters is not only easy to forget and not easy to understand and maintain. The commands that are commonly used by Linux

How to use the lambda and filter functionsHow to use map to avoid loopsString substitutionGetopt Module4.1 Lambda and filter: simple anonymous functions4.2Map Short Circuit cycle4.3 Making decisions in a list--list parsing4.4 Generating iterators

PHP is usually requested by HTTP, you can use Get or post methods to receive parameters, and sometimes need to be under the shell command PHP as a script execution, such as timed tasks. This involves the question of how to pass a reference to PHP

1,python if __name__ = = "__main__": the Role ofDetermine whether the current module is directly invoked or directly executed, if the current module is called, then if __name__ = = "__main__": After the statement will not be executed, if the current

As early as November 2009 when Google launched the Go language, it was driven by curiosity to download the experience. The feeling at the time was that the syntax was rather strange, the resources associated were less, and the dynamic language

1. What is the difference between double quotation marks and single quotation marks? Double quote explanatory variable, single quote not explanatory variable; Enclose single quotation marks in double quotes, in which the variable is

How the Python script gets the parametersIn the operations process, you often need to write your own scripts, and Python is often the best choice. So how do you get command-line arguments for a Python script, for example:python demo.py a b cHow do I

After downloading the trunk version CD openwrt/trunk/SVN up./scripts/feeds update-a./scripts/feeds Install-a The Make Defconfig error occurred Checking *working-make* ... ok.Checking *case-sensitive-fs* ... ok.Checking *getopt* ... ok.Checking

Previously offline installation Docker was Redhat 7.1 can be installed Docker 1.8 but suddenly received a command, the development environment for redhat6.5 immediately collapse,,,, because, docker1.8 in redhat6.5 run. docker1.8 Requirements Kernel 3

First, Quick start1, Python does not support the C language of self-increase and self-reduction operations 2, the Python string has its own index: The index of the first character is 0, and the last character's index is-1 3, the PRINT statement

Linux parsing command line options Getopt_long usage In the process of inevitable need to use command-line options, you can choose to parse the command-line options, but there are ready-made, why rebuild the wheel. The following is a description

Many people always like to endorse when it comes to daily build. Endorsement on the endorsement of it, always than in the software industry even books have not seen strong. A long time ago, I met a wonderful flower. Every time to the code to submit

I do not know how people celebrate the New Year, anyway, the column master is at home to sleep a day, woke up when QQ found someone to find me to a paste stick crawler source code, think of the time before practiced hand wrote a crawl Baidu post

12 basic knowledge commonly used in Python programming: regular expression substitution, traversal of directory methods, list sorting by column, de-weight, dictionary ordering, dictionary, list, string reciprocal, time object manipulation,

This example describes the library usage that Python uses to obtain EXIF information for a picture. Share to everyone for your reference. The specific analysis is as follows: Exif-py is a purely Python-implemented Python library for picture

Mysql5.5 + mha installation configuration + vipip drift I. Overview MHA is a MySQL Failover Solution written by a Japanese in Perl to ensure high availability of the database system. failover and MHA deployment can be completed within the downtime (