Mar 29, 2021
Co-operative Bank is a financial service institution operating in the East African Community. As of December 2018, it had recorded over 7.8 million users.
Mar 22, 2021
Amazon Web Services (AWS) is a subsidiary of Amazon offering cloud computing services. The services revolve around storage, application, and infrastructure. S3 is the storage service provided by AWS. Node.js...
Feb 8, 2021
Unsplash is a photography sharing application. It has millions of users who post photos related to different topics every day. It is estimated the platform has over two million photos. With the need to bring...
Feb 7, 2021
Caching refers to the process of storing data in a temporary location so that the data can be accessed with minimal resources. Caching aims to reduce the cost of bandwidth of data sent over the network and the...
Feb 5, 2021
A heap is a tree-based data structure that allows access to the minimum and maximum element in the tree in constant time. The constant time taken is Big O(1). This is regardless of the data stored in the heap.
Jan 28, 2021
Sorting can be referred to as arranging files in some particular order. The arrangement performed can be based on the value of each file present. That particular order can be in either an ascending or...
Jan 25, 2021
Cryptography refers to the encoding and decoding of messages to maintain confidentiality, integrity, and authentication of information in transit. Public key cryptography is also known as asymmetric...
Jan 7, 2021
Mpesa is a mobile money payment service by Safaricom based in Kenya. It was released in 2007 and since then it has become the common means of payment in Kenya. To help developers implement Mpesa in their...
Dec 18, 2020
Dec 6, 2020
Secret key cryptography, also known as symmetric cryptography is a cryptographic system where the same key (often referred to as the secret key) is used for encryption and decryption of messages.
Dec 4, 2020