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Answers posted by sparity soft tech
13
answers
0
best answers
129
votes
How to upgrade from PHP 5 to PHP 7 on CentOS 7?
answered
Jul 20, 2021
5.1. Download Remi and EPEL Repository packages.5.2. Enable Remi and EPEL Repository.5.3. Install or...
132
votes
How to check non english characters existence in string using c++?
answered
Jul 13, 2021
Check if character in string c++ Code : std::string s = "Hello"; if (s. find('e') != std...
136
votes
How to check given string only have numbers using java?
answered
Jul 6, 2021
By Using Regular Expression:Get the String.Create a Regular Expression to check string contains only...
129
votes
How to get random subsrting from string?
answered
Jun 29, 2021
Linked Generators can be used to create a random substring containing a specified number of characte...
166
votes
what is content filtration?
answered
May 14, 2021
Content filtering is the use of a program to screen and exclude access to web pages or emails deemed...
138
votes
Is Java JRE still free?
answered
May 14, 2021
Oracle Java SE8 updates, which includes the Oracle JRE with Java Web Start, continues to be free for...
155
votes
What is serviceworker.js script?
answered
May 7, 2021
A service worker is a web worker. It's a JavaScript file that runs separately from the main browser ...
147
votes
how to sync two different linux server directories?
answered
May 7, 2021
To sync files between 2 Linux servers follow these basic steps: 1-Establish trust between both serv...
141
votes
How to remove non empty Directory in Linux?
answered
May 7, 2021
Several different ways to remove directories in Linux systems. If using a Desktop file manager such ...
132
votes
what re the tools used in data Science?
answered
Apr 16, 2021
A Data Scientist is responsible for extracting, manipulating, pre-processing, and generating predict...
150
votes
what is ctor in c++?
answered
Apr 9, 2021
A constructor is a special type of member function that is called automatically when an object is cr...
149
votes
What is the difference between pointer object vs referrence object in c++?
answered
Apr 2, 2021
A pointer in C++ is a variable that holds the memory address of another variable. A reference is an ...
139
votes
what is the difference between PHP5 and PHP7?
answered
Apr 2, 2021
The performance of PHP 7 and PHP 5 is a major difference. you have written a PHP code in PHP 5, if y...