Programmer Think

DingTalk is a multi terminal platform for free communication and collaboration created by Alibaba Group for Chinese enterprises. It provides PC version, Web version, Mac version and mobile version, and supports file transfer between mobile phones and computers. Nailing is born of Chinese enterprises and helps Chinese enterprises improve the com ...

On cross domain vulnerabilities of JSONP CSRF (Cross site request forgery) is an attack method that hijacks the user to perform unintentional operations on the currently logged in Web application. Compared with XSS, XSS uses the trust of the website to the user, and CSRF uses the trust of the website to the user's Web browser. When it comes t ...

DVWA platform is an effective way for beginners of network security to understand the ten vulnerabilities. This platform collects the ten most common vulnerabilities threatening network security, and provides a shooting range experimental environment for beginners. We can use this platform to carry out various attack experiments, so as to enric ...

catalogue 1, LAMP overview 1. Main functions of relevant components: 2. Precautions 2, Manually compile and install Apache services 1. Turn off firewall 2. Transfer the software packages required to install Apache to the / opt directory 3. Install environment dependent packages 4. Unzip the three compressed packages 5. Configuring soft ...

catalogue preface 1, LAMP overview 1. LAMP platform overview 2. Build LAMP platform sequence 3. Advantages of compilation and installation 4. Main functions of each component 2, Compile and install Apache httpd service   1. Close the firewall and transfer the software packages required to install Apache to the / opt directory 2. I ...

There are two types of data in js, basic data type and reference data type. Basic data types NumberStringBooleanUndefinedNullSymbol (new to ES6)Reference data type ObjectArrayFunctionRegexp How to determine the data type: 1. The typeof is fine with the basic data type judgment, but when it comes to referenced data types (e.g. Array), it ...

Monitoring service Zabbix Common monitoring software cacti is good at drawing flow diagram and architecture diagramnagios is good at complex alarm configurationzabbixprometheus zabbix introduction zabbix is an enterprise class open source solution that provides distributed system monitoring and network monitoring based on WEB interface zab ...

Higher order function Array.forEach() Array.map()           Array.filter() Array.reduce() Array.reduceRight() Array.every() Array.some() Array.indexOf() Array.lastIndexOf() Array.find() Array.findIndex()  Array.forEach() The forEach() method is used to call each element of the array and pass the element to the life f ...

At present, five modes are introduced: single case mode, factory mode, registration mode, strategy mode, observer mode and decorator mode 1. Single case mode Simply understand all privatization, and only open static methods to call other methods of this class <?php //Single case class Uni{ //Create a static private variable to hol ...

21. JavaScript array iteration method The array iteration method operates on each array item. Array.forEach() The forEach() method calls the function (callback function) once for each array element. example var txt = ""; var numbers = [45, 4, 9, 16, 25]; numbers.forEach(myFunction); function myFunction(value, index, array) { txt = txt + v ...