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Blueterminal
world of Learning Computer Languages.

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Zohaib Jozvi 21 September 2021.
PHP PDO
What's is pdo?
PDO mean (PHP Data Object). this is the block of code which about to interaction with databases or provide simplest way to access the database. this is the light weight way to access the database in this lesson we learn how to perform all task with PDO in database.
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Zohaib Jozvi 27 August 2021.
How to install Angular In this lesson I will show you how to install angular and run your first project of angular, we will discuss about node.js, npm, angular cli, and many more. environment, installation, creating first app and run on browser.
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Zohaib Jozvi 14 August 2021.
function Templates in c++
templates is the super method of c++ in which we operate a function without any data-type like int, char, float, etc. this function  work on any data-type, or return type.
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Zohaib Jozvi 11 August 2021.
How to create Dynamic sitemap.xml in php Lets create a sitemap for website in php. this sitemap is generate php automatically and fetch all posts links from database table and write a sitemap in every call.
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Zohaib Jozvi 7 August 2021.
Angular TrackBy
angular trackBy mean if array elements does not changed track by not update the DOM elements of in browser.
Example we have a array of animals.
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Zohaib Jozvi 23 June 2021.
Angular Pipes in angular pipes transform data before render or displaying. there is several pipes in angular like uppercase, lowercase, currency, Dates, etc.
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Zohaib Jozvi 23 June 2021.
Exception Handling in c Exceptions are run-time anomalies or abnormal conditions that a program encounters during its execution.
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Zohaib Jozvi 14 June 2021.
C++ Function Recursion In function recursion function call itself like a loop. Function calls itself when we not stop it. For stopping a function recursion we add some condition on it.
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Zohaib Jozvi 1 June 2021.
cpp: Classes and objects Classes is block of code its user defined data type like structures. classes have block of code which use in different places by calling the class objects. Class contain variables, functions, structures, and etc.
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Zohaib Jozvi 1 June 2021.
C++: Function overloading Function overloading mean the multiple function with same name but different parameters. The function parameters should be different or number of parameters is different. After this difference compiler decide to call which function.
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Zohaib Jozvi 11 May 2021.
C++ strings function compare() this return 0 because its exist in the variable. if its not exist its return -1 .this function work same to same like.
i refer to use if statement over compare() function.
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Zohaib Jozvi 11 May 2021.
C++strings function find_first_of() this function used for finding the letters in the strings if its find its will return the index number of the letter or not its return -1 or (npos value). out put of the code is 9 because " B " is index number of 9.
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Zohaib Jozvi 11 May 2021.
C++ strings Function substr() this return only " To " we say to the function show the letters from 4 and show 3 letter after index 4. function start from 4 and show the letters in limit 3.
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Zohaib Jozvi 11 May 2021.
C++ strings function append() append function add " There " after _some_str_ variable this function same work like. _some_str_ = " There ". its work same to same.
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Zohaib Jozvi 11 May 2021.
c++ strings function insert() this function will return "Hello to the Blueterminal" we add " the " by using insert function.
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Zohaib Jozvi 11 May 2021.
C++ strings function erase() the function erase all letters after "Hello" because we say erase all the letter after index 5.