Tag：Key value
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Time：2021-12-28
This update adds two new editing modes: JSON editing mode and text editing mode. In particular, JSON editing mode is a function we are looking forward to. Because everyone is used to Appsettings JSON configuration editing mode, so I naturally like JSON view. With JSON editing mode, you can directly edit the original Appsettings JSON […]
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Time：2021-12-28
background In short, when we try to use a list as a key value in Python, we will be prompted with an “unhashable” error. In [1]: la=[1,2] In [2]: d={} In [3]: d[la]=3 ————————————————————————— TypeError Traceback (most recent call last) <ipython-input-3-79b9de59ffa1> in <module> —-> 1 d[la]=3 TypeError: unhashable type: ‘list’ More broadly, we can’t use […]
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Time：2021-12-27
Etcd is currently used in powerdotnetRegistration Centerandconfiguration management(the common configuration center is only a small module in powerdotnet). As an important part of infrastructure, etcd is of great importance. This paper briefly summarizes and introduces some personal experience in developing, using and managing etcd. Etcd was born in coreos. It was originally used to solve […]
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Time：2021-12-26
1. Configure Alibaba cloud Yum source Download profile wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repoGenerate cache yum makecache 2. Install redis 2.1 installation dependency yum install -y gcc-c++ gcc tcl 2.2 upload and decompress the compressed package tar -xvf redis-3.0.0.tar.gz 2.3 compilation cd redis-3.0.0 make # make test Create installation directory […]
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Time：2021-12-25
Set Set is similar to an array. The elements in the set set are not repeated. Find elements: it is slow to use indexof() or includes() to check the existence of elements in the array. Delete element: in set, you can delete an element by value. That is, in the array, the index based splice […]
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Time：2021-12-24
I List list The linked list based implementation element is a string type The addition and deletion at the beginning and end of the list is fast, the addition and deletion in the middle is slow, and the addition and deletion of elements is normal Elements can be repeated Contains up to 2 ^ 32-1 […]
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Time：2021-12-24
What is JSON The full name of JSON is JavaScript object notation, which is a text format (data exchange format) for transferring data between different platforms. There are two common data exchange formats: XML and JSON. We mainly study JSON. Data exchange formats are very important, and developers need to use them to realize data […]
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Time：2021-12-20
Method 1: select EditOpen the specified web addresshttp://www.fgba.net/Developer optionsIn the elements column, click the right arrow to open the applicationClick the cookies arrow on the left to find your linkAdd key value pairs for cookies Method 2: command modeFirst, open the specified URLThen enter the command under consoledocument.cookie=”key=value”Done!
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Time：2021-12-20
Implementation principle of map in go Hi, I’m Nezha. Let’s review what we shared last time Shared what the slice is The difference between slice and array Sliced data structure Expansion principle of slice The difference between empty slice and nil slice If you are still interested in the slice principle of go, please check […]
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Time：2021-12-19
Series articles： A series of reading notes of Python concise tutorial — basic grammar Reading Notes Series 2 of Python concise tutorial — what can be seen from “operators and expressions”, “control flow” and “functions” Python concise tutorial book Notes Series III – module Reading Notes Series 4 of Python concise tutorial – data structure […]
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Time：2021-12-14
0. Please refer to the redis memo for redis installation 1. Golang redis Switch to the golang working directory, create a new project redis, and then establish a file connected to redis [[email protected] src]# pwd /dongguangming/goworkspace/src [[email protected] src]# mkdir redis [[email protected] src]# cd redis/ [[email protected] redis]# touch redis-conn.go Edit the redis-conn.go file, which is [[email protected] […]
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Time：2021-12-8
Some time ago, a program asked to obtain the default browser of the system. Baidu and Google worked for a long time, and then combined with procmon.exe to track the registry operation information of the browser to open the web page and find the final location. Here is a summary. Pro test win10 multiple browsers […]
