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Excel VBA
Sub HelloWorld() MsgBox “Hello VBA World!” Range(“A1”).Value = “Message shown” End Sub Expanding selection– //The following code will move the selection A1:C3 to 1 column and 1 row. Range(“A1:C3”).Offset(1, 1).Select //Resize will keep the active cell and expand the selection as defined. Range(“A1”).Resize(2, 2).Select This code will navigate to another cell based on currently active […]
IAM (Identity Access Management) Section 3
IAM-Identity Access Management. IAM It allows to manage users and their level of access to the AWS console. It is important to understand IAM and how it works, both for the exam and for administrating a company’s AWS account in real life. It gives us: Centralized control of AWS account. Shared access to AWS […]
AWS Terms Section 2
SECTION 2 Lec-4 (10k foot overview part-1) AWS GLOBAL INFRASTRUCTURE AWS Global Infrastructure: This is basically the data centers all spread throughout the world. AWS Region: Is a geographical area Each region consists of 2 or more availability zones. Availability Zone: Is simply a Data Center. They are in a region but far enough […]
S3: AWS simple storage service Section 4
Lecture-14 ( Object Storage and CDN-S3, Glacier and CloudFront ) S3-101: S3 provides secure, highly-scalable object storage. Spread through multiple devices and facilities. Designed to sustain the loss of 2 facilities concurrently. Files size limit is upto 5 TB. Object based storage (images, video etc are each considered as a one Object). But for installing OS […]
JavaScript function, object and prototypes in brief
There are four ways to invoke functions in JavaScript. Based on lexical environment and type of invocation, JavaScript engine does various activity behind the scenes. In addition, this variable inside any function also changes its behavior based on function structure and its invocation type.
Declarations and Access Modifiers in Java
1. Java source file structure: class A{ } class B{ } class C{ } i. If there is no public class, then we can use any name for the above program.
JS, Understanding Weird parts-3 (sec 5, OOP & Prototype)
var foo = new Person(); “new” is an operator in JavaScript. So, when we say “new”, something special happens. Immediately an empty object is created and invokes the function. When the function is called, in this case it changes the pointer of “this” to the newly created object.
WordPress tips and tricks
Security is a major issue for modern websites. A wordpress website might be vulnerable to brute force attack if proper measure isn’t taken in time. This is a script which limits the capability of brute force attackers.
WordPress interview questions
Q: Discuss how to setup a custom theme, name the minimum required files, and explain how WordPress recognizes a new theme. Every WordPress site requires a theme; it is how it is structured and is therefore an integral part of the site.