if-statement

英文: mutate across columns with ifelse 问题 这是我的数据集： library(stringr) library(dplyr) library(fastDummie...

英文: How to remove spaces before and after the comma in java 问题 我遇到了输入不匹配的错误。 使用了正则表达式("//s*,//s...

英文: "Coercing argument of type 'character' to logical" warning message for !any fu...

英文: Creating categories according to several criteria's 问题 我尝试创建一个名为"emotional_ipv"的分类...

英文: How to avoid repeating "a.condition_A==b.condition_A" in if statements about "com...

英文: How to check what numbers in a range have the same digit in the ones and tens place? (Python) 问题...

英文: How to fix compiler error: CS0841 - Cannot use local variable before it is declared, when variab...

英文: Excel vba if operator is broken 问题 I can't figure out what's wrong with this simple if a < b ...

英文: Compare 4 values in Java 问题 如果有一种方法可以简单地执行以下操作，而不会因比较字节与布尔值而出现错误： f1.getPlayer() == f2.getPlayer...

英文: Logical OR condition interpretation 问题 以下是您要翻译的内容： Using JavaScript code below it should print t...