premprakash questions

• Java 8 maintain stream order with CompletableFuture::join
• How to specify lambda function and IAM role name in cloudformation template
• BST using preorder traversal
• Generate Random Prime number in C/C++ between 2 limits
• API gateway how to pass AWS IAM authorization from rest client
• Shell Scripting unwanted '?' character at the end of file name
• How to chose an Executor for CompletableFuture::supplyAsync
• Gradle Build Failure Could not open proj class cache for build file

premprakash answers