Tag：Catalog
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Time：2021-3-6
preface As we all know, angularjs has become a hot front-end framework. Angularjs has become the most popular open source JavaScript framework in the world of web application development. But although angularjs 2 has been released for a long time, the relevant learning documents and materials are not perfect. Following the introductory course of angularjs […]
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Time：2021-3-6
usage method: $ cp –help Usage: CP [option]… Source file target file Or: CP [option]… Source file… Directory Copy the source file to the target file, or copy multiple source files to the target directory. The parameters that long options must use are also required for short options. -A is equivalent to – PDR -D […]
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Time：2021-3-5
Abstract:A cope siege lion tells you with a personal example: the experience of cope code is good for a while, and bug modification takes half a day. Preface: This article is the operation practice of r0.7-beta. Why do I often have tears in my eyes? Because I love stepping on the pit deeply. I would […]
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Time：2021-3-5
usage method: $ mv –help Usage: MV [options]… [- t] source target MV [option]… Source… Target Rename or move files / directories. The parameters that long options must use are also required for short options. -B similar to — backup option, but does not accept parameters, backup before overlay -f. — force direct coverage without […]
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Time：2021-3-5
Last time, we talked about the third-party dependency management and mentioned that our team is using itExternalProjectTo manage dependencies, let’s talk about the specific practice this time, and an open source dependency management tool vcpkg based on cmake. Practice of external project Let’s see what it looks like ExternalProject_Add(<name> [<option>…]) ExternalProject_Add_Step(<name> <step> [<option>…]) ExternalProject_Get_Property ExternalProject_Add_StepTargets(<name> […]
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Time：2021-3-4
A series of articles： Notes on Linux 1 Linux miscellany root file system Linux miscellany 2 Reanalysis of RWX permission This work adoptsCC agreementReprint must indicate the author and the link of this article The wind in June
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Time：2021-3-4
Layered specification Starting from this chapter, we will enter the core content of enterprise web server. Generally, a complete business logic is defined and implemented by view layer, control layer, service layer and model layer, as shown in the following figure: From top to bottom, the level of abstraction gradually deepens. From the bottom up, […]
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Time：2021-3-4
GitHub address, like the star under Oh Plug in Preview Using the tutorial 1. Plug in code copy After downloading, put the components directory in / digitkeyboard/ digitKeyboard.vue Copy the file to your own project directory 2. Plug in global configuration In the project main.js The following code is configured in import digitKeyboard from ‘./components/digitKeyboard/digitKeyboard.vue’ […]
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Time：2021-3-4
Yesterday, the server opened a new administrator account with a weak password. As a result, it was hacked and SSH could not log in. There was no way but to reload the system. Fortunately, there was no important information. The server only ran a bus API and blog. In the morning, the system was reinstalled, […]
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Time：2021-3-3
preface The industry has basic requirements for the high availability of the system. In short, these requirements can be summarized as follows. There is no single point problem in the system architecture. It can guarantee the availability of services to the maximum extent. In general, the high availability of the system can be evaluated by […]
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Time：2021-3-3
Due to the company’s development based on the Intranet environment, all dependent packages must be copied from the Internet to the intranet, and when there are dependent package changes, they must be updated to the intranet synchronously, which undoubtedly reduces the development efficiency. In addition, we can also package and publish common development components in […]
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Time：2021-3-3
Installation of Python 3 1. Installation dependent environment Various dependency libraries may be used in the installation process of Python 3, so these dependency libraries need to be installed before the formal installation of Python 3. yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel 2. Download the python 3 […]
