# Tag Archives: Picked

AWS DynamoDB is a NoSQL managed database that stores semi-structured data i.e. key-value and document data. It stores data in form of an item. An… Read More
An enum in Rust is a custom data type that represents data that can be anyone among several possible variants. Each variant in the enum… Read More
Question 1: Find the angles between each of the following pairs of straight lines. (i) 3x+y+12=0 and x+2y-1=0 Solution: Given equations of lines are,3x +… Read More
Prove That: Question 1. 2cos(π/13)cos(9π/13) + cos(3π/13) + cos(5π/13) = 0  Solution:  Let’s take L.H.S = 2cos(π/13)cos(9π/13) + cos(3π/13) + cos(5π/13) Rearranging terms, we get … Read More
Match Operator is a powerful operator which lets you match a particular value with a range of values and execute some operations or code for… Read More
Question 1. The following table shows the daily production of T.V. sets in an industry for 7 days of a week. Day Monday Tuesday Wednesday… Read More
Question 1. ABC is a triangle and D is the mid-point of BC. The perpendiculars from D to AB and AC are equal. Prove that… Read More
Question 1. In two right triangles, one side an acute angle of one are equal to the corresponding side and angle of the other. Prove… Read More
Many times, it has been observed that we have some expressions which have radicals(i.e., an expression that uses roots, for e.g. √(x + y)) in… Read More
There are many situations that come when we have to change the functionality of the output as well as the type of output according to… Read More
Question 1. Find the sum of the following APs. (i) 2, 7, 12,…., to 10 terms. (ii) − 37, − 33, − 29,…, to 12… Read More
In java if a thread doesn’t want to perform any operation for a particular amount of time then we should go for the sleep() method,… Read More
In this article, we are going to learn how to set a minimum and maximum value for an input element by using the HTML <input>… Read More
The <option> tag defines an option in a select list. The <option> tag is generally used with the value attribute to specify which value should… Read More
The <select> tag is used to create a drop-down list in an HTML document. Generally, it is used in the forms when some data is… Read More