Your online presence is tied to your IP address. Many wonder how to change IP address to improve privacy and bypass online restrictions. An IP address is linked to your location, among other ...

- find successors and predecessors using BST (both list will be sorted); in the end, we can easily get top k from the two sorted list - with BST: **inorder traversal gives us sorted predecessors - ...

The company let me deal with Hadoop and related services monitoring, alarm here mainly kafka cluster services. Here I also read a few kafka related articles, good text posted out: Infoq kafka entry ...