Tag: using
How to add an element in Vector using vector::push_back
In this article we will discuss how to add element in a vector. std::vector provides a member function to push an element at the end i.e. Advertisements void push_back (const value_type& val); It will push the element in the end of list. As, this function adds the element, so it also increases the size of …
How to add an element in Vector using vector::push_backRead More
How to erase elements from a list in c++ using iterators
In this article we will see how to erase elements from a std::list using iterators. std::list provides 2 member function to delete elements using iterators i.e. Advertisements iterator erase (const_iterator position); It deletes the element representing by passed iterator “position” and returns the iterator of element next to last deleted element. iterator erase (const_iterator first, const_iterator last); …
How to erase elements from a list in c++ using iteratorsRead More
Using unordered_set with custom hasher and comparision function
In this article we will discuss how to use std::unordered_set custom hasher and comparision function. Unordered_set uses the Hash table implementation to provide the set functionality. To know more about Hash Table visit the following article, Advertisements What is Hashing and Hash Table? Whenever we insert an element in unordered_set two things happen i.e. Frequently Asked: std::unordered_set …
Using unordered_set with custom hasher and comparision functionRead More
How to Create a Thread in Java using Runnable Interface
In this article we will discuss how to create a thread in Java using Runnable Interface. Why do we need Runnable Interface We create threads to execute certain tasks in parallel. Every task is different from another Task. Tasks are usually encapsulated in its own class. Therefore, extending our Task class from Thread is not only an incorrect …
How to Create a Thread in Java using Runnable InterfaceRead More
Passing Variable Arguments to a function in Java using varargs – Tutorial & Example
In this article we will discuss how to pass variable number of arguments of a type in a function in java using varargs. Passing Variable Arguments to a function Let’s write a function that accepts variable number of same type for example int in this case i.e. Advertisements Calling function with 2 arguments i.e. two …
Passing Variable Arguments to a function in Java using varargs – Tutorial & ExampleRead More
Finding all values for a key in multimap using equals_range – Example
Multimap store elements in key value pair. It can also have duplicate keys. There can be many scenarios when we want to find all the values associated with a key in multimap. For example, we have a multimap of char & int as key value pair and initialzed with following values i.e. Advertisements {‘a’, 1}, {‘b’, …
Finding all values for a key in multimap using equals_range – ExampleRead More
C++ Date class – Tutorial & Example using Boost Date Time Library
In this example we will discuss how to represent Date as an object in c++ using Boost Library. C++ – Boost Library provides a type to represent date in Georgian Calendar i.e. Advertisements boost::gregorian::date Representing a Date with boost::gregorian::date type Let’s see how to create a Date Object and initialize it with a date 21’s March …
C++ Date class – Tutorial & Example using Boost Date Time LibraryRead More
How to Convert String to Date in C++ using Boost Library
In this article we will discuss how to convert string to date objects in C++ using Boost Date Time Library. Boost Date Time Library provides boost::gregorian::date type for all the calendar date related operations. But many times we encounter scenarios where we need to convert parse date from some text and then convert date in string format …
How to Convert String to Date in C++ using Boost LibraryRead More
Calculate Difference between 2 Dates in C++ using Boost Library
In this article we will discuss how to calculate difference between two dates and how to iterate over a date range using C++ Boost Date Time Library. date_duration Boost Date Time Library provides a duration type to represent the duration between two dates i.e. Advertisements boost::gregorian::date_duration With this date_duration object we can get the duration …
Calculate Difference between 2 Dates in C++ using Boost LibraryRead More
Get Current Date & Time in C++ Example using Boost Date Time Library
In this articlew we will discuss how to get Current Date & Time in C++ using Boost Date Time Library. Boost Date Time Library provides a type, Advertisements boost::posix_time::ptime to specify a particular time point. It includes a date and timestamp representing a specific time point. For example, Frequently Asked: How to Measure Execution Time …
Get Current Date & Time in C++ Example using Boost Date Time LibraryRead More