Tag:contact

  • Beginners contact HTML to understand some HTML tags (3)

    Time:2022-3-24

    Beginners contact HTML to understand some HTML tags.Related articles:Beginners contact HTML to understand some HTML tags (2) These introduced HTML tags do not necessarily fully conform to the XHTML specification. You should make choices in the actual layout, such as B tag and font tag, which do not comply with XHTML specification.41————————————————————————–<HTMLTITLE=text>Description: the starting element […]

  • Beginners contact HTML to understand some HTML tags (1)

    Time:2022-3-18

    Beginners contact HTML to understand some HTML tags and introduce them one after another. They can help beginners learn HTML, or friends who have already started can be used as a reference!Beginners contact HTML to understand some HTML tags and introduce them one after another. They can help beginners learn HTML, or friends who have […]

  • Beginners contact HTML to understand some HTML tags (2)

    Time:2022-3-17

    Beginners contact HTML to understand some HTML tags and introduce them one after another. They can help beginners learn HTML, or friends who have already started can be used as a reference!Beginners contact HTML to understand some HTML tags (1) Beginners contact HTML to understand some HTML tags and introduce them one after another. They […]

  • Selection method of I / O interface in PLC system

    Time:2022-2-10

    As an industrial control computer, PLC controls the industrial process. Its connection with industrial production process is realized through input-output interface. The input / output interface is the interface between PLC and the outside world. The function of I / O interface is to convert the input signal into the signal that can be received […]

  • PLC learning (I) — PLC Foundation

    Time:2022-1-27

    PLC learning (I) — PLC Foundation The past and present life of PLC What is a programmable controller? Programmable logic controller is usually called factory level computer, which can directly face the equipment in the production line. It has been prosperous in the field of production process control and electromechanical equipment in discrete manufacturing industry. […]

  • You will understand the secret of efficient learning after reading this article

    Time:2021-12-20

    The ancients said:“Sharp tools make good work”。 If a craftsman wants to do his work well, he must first make the tools sharp. Preparation is very important to do a good job. So is learning. If you want to gain good learning results, mastering the secret of efficient learning is the only way. Everyone can […]

  • Activity display process carding

    Time:2021-9-25

    Simply sort out the activity display process, mainly the process of establishing connection for acitvity – > WindowManager – > WMS – > surfaceflinger. This article isChicken egg seriesThe fourth article Data reporting process of Linux input system Android inputmanager analysis AMS startActivity() Activity display process carding Homelauncher launch Chapter 4 has been delayed for […]

  • Add oci8 extension and PDO in LNMP environment_ oci

    Time:2021-9-20

    The environment is lnmp.org one click installation package configuration. See the bottom for oci8 extension package download Install Oracle client rpm -ivh oracle-instantclient12.1-basic-12.1.0.2.0-1.x86_64.rpm rpm -ivh oracle-instantclient12.1-devel-12.1.0.2.0-1.x86_64.rpm rpm -ivh oracle-instantclient12.1-jdbc-12.1.0.2.0-1.x86_64.rpm rpm -ivh oracle-instantclient12.1-sqlplus-12.1.0.2.0-1.x86_64.rpm Installing oci8 extensions Install extensions tar zxvf oci8-2.1.3.tgz cd oci8-2.1.3 phpize ./configure –with-oci8=shared,instantclient,/usr/lib/oracle/12.1/client64/lib –with-php-config=/usr/local/php/bin/php-config make && make install Modify php.ini configuration vim /usr/local/php/etc/php.ini […]

  • Tecdat: modeling epidemic situation with complex network of airlines in R language

    Time:2021-7-23

    Link to the original text:http://tecdat.cn/?p=12537 Source of the original text:Tuo end data tribal official account During the Ebola outbreak in 2014, people were worried about the diseasespreadWe are very concerned about the situation. We decided to use airline flight data to explore this issue. The disease originated in Liberia, so I want to explore how […]

  • Flink multi stream join

    Time:2021-6-14

    Multi stream join The semantics of real-time calculation join is consistent with that of traditional batch join, which is used to connect two tables. The difference is that the real-time calculation is related to two dynamic tables, and the result of the connection will be updated dynamically to ensure the consistency between the final result […]

  • You don’t know the usage of Python

    Time:2021-6-8

    I didn’t understand the usual class, but I still want to learn this course. As a result, the class is about to end. The teacher asked us to write a paper and find data for time series analysis.I did it with R, and found that the figure was a little ugly, so I wanted to […]

  • HTML 5 link tag

    Time:2021-3-17

    Link label learning Top Click me to jump to page one Click me to jump to Baidu 回到Top Click to contact me