Java Pattern: Use Atomic Boolean to Return Single Usage Object
Sometimes, you want the data to be accessed only once. For example, when the HTTP data stream is open for reading, once completed, you don’t want to expose the …
Algorithms to Compute the Math Power(a, n) in logarithm Complexity
Implement pow(x, n), which calculates x raised to the power n (xn). Example 1: Input: 2.00000, 10 Output: 1024.00000 Example 2: Input: 2.10000, 3 Output: 9.26100 Example 3: Input: …
Significance of HTML and CSS in Mobile App Development
To develop an application, you need not be an expert in HTML or CSS, as long as you know the basics. So, what’s the significance of HTML and CSS …
How to Reverse Words in a String using Modern Programming Language?
Given an input string, reverse the string word by word. Example 1: Input: “the sky is blue” Output: “blue is sky the” Example 2: Input: ” hello world! ” …
Multithreading Testing using Pythons’ Low Level _threading Module
In Python, we can use _threading to launch a thread easily using the _thread.start_new_thread procedure. For example, import _thread def thread_proc(threadId, value): print(threadId, value) _thread.start_new_thread( thread_proc, ("Thread-1", "a Number") …
Algorithm to Count the Number of Substrings With Only 1s
Given a binary string s (a string consisting only of ‘0’ and ‘1’s). Return the number of substrings with all characters 1’s. Since the answer may be too large, …