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Java 2021-11-18 22:25:24
String concatenation in java
// String concatenation in java using concat() method public class StringConcatMethodDemo { public static void main(String[] args) { String str1 = "Flower "; String str2 = "Brackets"; String str3 = str1.concat(s... Add solution -
C# 2021-11-18 17:16:08
c# md5 int
int source = 123; String hash; // Do not omit "using" - should be disposed using (var md5 = System.Security.Cryptography.MD5.Create()) { hash = String.Concat(md5.ComputeHash(BitConverter .GetBytes(source)) .Select(x => x.ToString("x... Add solution -
Javascript 2021-11-18 01:58:12
square webhook validate signature
// The crypto module provides cryptographic functionality const crypto = require('crypto'); // const body = JSON.stringify(req.body); // const signature = req.header('x-square-signature'); function isValidSignature(body, url, signature) { // Concatena... Add solution -
VBA 2021-11-17 22:29:14
How do I put double quotes in a string in xl vba
'Including double-quote characters in VBA string literals can be confusing. 'First, realize that VBA (unlike many languages) does not recognize the 'apostrophe as a quotation mark. In JavaScript, for example you can simply 'do this: ' var s = 'The "... Add solution -
Python 2021-11-17 04:34:14
typeerror: cannot concatenate object of type '<class 'method'>'; only series and dataframe objs are valid
In [1]: df1 = pd.DataFrame({'A': ['A0', 'A1', 'A2', 'A3'], ...: 'B': ['B0', 'B1', 'B2', 'B3'], ...: 'C': ['C0', 'C1', 'C2', 'C3'], ...: 'D': ['D0', 'D1', 'D2', 'D3']}, ...: ... Add solution