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A collection of 49 issues

Automate Form Filling in PDFs Using iText 5 Library in Java

Have you ever needed to automatically fill out PDF forms with preset data using a Java application? In this post, we'll explore how to achieve this using the iText 5 library. iText is a popular Java library for creating and manipulating PDF documents, including form filling. We'll walk you through

3 ways to speed up your nx react webpack app

When it comes to user experience, a website’s loading time is one of the deciding success factors. The patience of visitors is steadily decreasing. Most of them will abandon a site if it doesn’t load within 3 seconds. For a business that means lost sales, leads, and opportunities.

how to do LDAP paged search via spring-ldap?

When an LDAP client is accessing a server across a slow connection, or if the client suspects that the result set from a given query may be very large, the client should be able to retrieve a result set in small pieces. The Simple Paged Result extended control allows this

How to Write&Read csv file in Java?

use OpenCSV OpenCSV is able to serialize .csv files into preset and reusable schemas implemented as annotated Java pojo beans com.opencsv opencsv 5.7.1 Write CSV Read CSV opencsv –

How to do AES encryption&decryption in java?

show you the code: Base64 UrlEncoder for query parameter the key and iv are configured in properties in base64 format. So I use Base64 Decoder decode them before create SecretKeySpec and IvParameterSpec. new SecretKeySpec(Base64.getDecoder().decode(aliasKey), "AES"), new IvParameterSpec(Base64.getDecoder().decode(aliasIv))); Since I am using AES

How to write integration tests against LDAP in your spring boot java application?

The answer is to use an embedded ldap server. spring-ldap-test bring an embedded ldap server based on ApacheDS or UnboundID. In this post, I will demo how I use UnboundID and spring-ldap-test to do testing against an embedded LDAP server. The UnboundID LDAP SDK for Java is a fast, powerful,

How to do PGP decryption in Java?

In my previous post, I mentioned how to encrypt data with PGP public key. In this post, I will tell you how to decrypt the data with PGP private key. You need a PGP key pair to test the encryption and decryption and see it works. Check this post to

How to do PGP encryption in Java?

In order to do PGP encryption, you need the PGP public key file. In this post I will tell how to encrypt data with PGP public key in Java. Dependencies Welcome to the home of the Legion of the Bouncy Castle. A fun place to stay, if you've got some

How to Generate your PGP Key pairs?

Strong recommend PGP Tool - Online PGP Key Generator Encryption Decryption Tool. Notes: All the required options are import to generate the key pairs. Especially the name, email address and passphrase are critical for PGP decryption. "Name " will be the user id of the generated PGP private key.

How to get OAuth 2.0 access token with a certificate on the Microsoft identity platform?

if you are familiar with OAuth 2.0, you should know how to make the request to the token endpoint with client id, client secret, scope and grant type. Azure Active Directory (Azure AD) supports two types of authentication for service principals: password-based authentication (app secret) and certificate-based authentication. While