Blog: mkyong (Yong Mook Kim) |
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207 blogs
updated: 24 min. ago
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In this article, we will show you a few ways to reverse a String in Java. StringBuilder(str).revers e() char[] looping and value swapping. b...
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In Python, the fastest and easiest way to reverse a string is the extended slice, [::-1]. print("hello world"[::-1]) # dlrow olleh This arti...
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In Java, we can use Integer.toBinaryString(in t) to convert a byte to a binary string representative. Review the Integer.toBinaryString(in t...
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Review the following Java example to convert a negative integer in binary string back to an integer type. String binary = Integer.toBinarySt...
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In Java, Sign extension will kick in if we are doing the following stuff: Widening primitive conversion Cast from one type to another, which...
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In programming, bitwise shift operators, >> means arithmetic right shift, >>> means logical right shift, the differences: >>, it preserves t...
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This article shows you how to make IntelliJ IDEA support and run Python. P.S Make sure Python SDK is installed, later we need to link this P...
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The Advanced Encryption Standard (AES, Rijndael) is a block cipher encryption and decryption algorithm, the most used encryption algorithm i...
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JUnit 5 = JUnit Platform + JUnit Jupiter + JUnit Vintage P.S JUnit 5 requires Java 8 (or higher) at runtime 1. JUnit 5 + Maven See this full...
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On Docker, --rm option means automatically remove the container when it exits. $ docker run --rm Done Please read on to understand more abou...
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