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GBlog
Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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How to Convert java.util.Date to java.sql.Date in Java?
Date class is present in both java.util package and java.sql package. Though the name of the class is the same for both packages, their utilities are different. Date class...
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Java
Java Programs
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Java-Date-Time
java.lang.management.ThreadInfo Class in Java
java.lang.management.ThreadInfo class contains methods to get information about a thread. This information includes:Thread IDThread NameState of the ThreadStack trace of t...
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Java
Java-lang package
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java.net.InetAddress Class in Java
public class InetAddress extends Object implements Serializable:The java.net.InetAddress class provides methods to get the IP address of any hostname. An IP address is rep...
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Java
Picked
Java-net-package
java.nio.DoubleBuffer Class in Java
DoubleBuffer holds a sequence of double values to be used in an I/O operation. The DoubleBuffer class provides the following four categories of operations upon long buffer...
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Java
Picked
Java-NIO package
Java-DoubleBuffer
Left rotate digits of node values of all levels of a Binary Tree in increasing order
Given a Binary Tree, the task is to modify the Tree by left rotating every node any number of times such that every level consists of node values in increasing order from ...
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Tree
tree-traversal
Queue
Greedy
Searching
DSA
How to Convert PDF to Image in Linux Command Line?
Pdftoppm is a tool that converts PDF document files into .PNG format and many other formats. We can use this tool on Linux to convert the PDF into images. It also provides...
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Linux-Unix
How To
Renaming All Files and Directory Names to Lowercase in Linux
Here we will see how to rename all files and directory names to lowercase in Linux. We can easily do it with some basic commands in Linux.The below command can be used to ...
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Linux-Unix
Picked
How To
linux
sysget - Front-End For Every Package Manager in Linux
There are lots of package managers for various Linux distros, for example, apt (Ubuntu), yum (legacy Fedora), dnf (Fedora) but remembering them all is quite a headache. So...
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Linux-Unix
Picked
Class 11 NCERT Solutions- Chapter 9 Sequences And Series - Miscellaneous Exercise On Chapter 9 | Set 1
Question 1. Show that the sum of (m + n)th and (m – n)th terms of an A.P. is equal to twice the mth term.Solution:Let the first term and common difference of the A.P. be a...
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Mathematics
School Learning
NCERT
Class 11
NCERT Solutions Class-11
Shell Script to Split a String
Shell Scripting or Shell Programming is just like any other programming language. A shell is a special program that provides an interface between the user and the operatin...
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Linux-Unix
Shell Script
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Shell Script to Join a String
There are different ways to concatenate strings in the shell. Some of them are listed below. String concatenation is used in shell scripting to make it much easier for the...
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Linux-Unix
Shell Script
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Class 12 RD Sharma Solutions - Chapter 25 Vector or Cross Product - Exercise 25.1 | Set 1
Question 1. If[Tex]\vec{a}= \hat{i}+3\hat{j}-2\hat{k}[/Tex]and[Tex]\vec{b}= -\hat{i}+3\hat{k}[/Tex], find[Tex]|\vec{a} \times \vec{b}|[/Tex]Solution:Given,[Tex]\vec{a}= \h...
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Picked
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
Class 12 RD Sharma Solutions - Chapter 25 Vector or Cross Product - Exercise 25.1 | Set 2
Question 13. If[Tex]|\vec{a}|=13[/Tex],[Tex]|\vec{b}|=5[/Tex]and[Tex]\vec{a}.\vec{b}=60[/Tex], find[Tex]|\vec{a}\times\vec{b}|[/Tex]Solution:We know that,=[Tex]\vec{a}.\ve...
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Picked
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
Class 12 RD Sharma Solutions - Chapter 25 Vector or Cross Product - Exercise 25.1 | Set 3
Question 25. If[Tex]|\vec{a}|=\sqrt{26}[/Tex],[Tex]|\vec{b}|= 7[/Tex]and[Tex]|\vec{a}\times\vec{b}|=35[/Tex], find[Tex]\vec{a}.\vec{b}[/Tex]Solution:We know that,=[Tex]\ve...
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Picked
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
Class 12 RD Sharma Solutions - Chapter 24 Scalar or Dot Product - Exercise 24.1 | Set 2
Question 17. If[Tex]\vec{α}=3\hat{i}+4\hat{j}+5\hat{k}[/Tex]and[Tex]\vec{β}=2\hat{i}+\hat{j}-4\hat{k}[/Tex], then express[Tex]\vec{β}[/Tex]in the form of[Tex]\vec{β}=\vec{...
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Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
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