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Tag: string

Convenient way to wrap long SQL statements in javascript

In python, one can use “”” to wrap long MySQL statements. For example, However, if I try the same thing in javascript, there will be syntax error. Is there some kind of javascript equivalent for python’s “””string encapsulation? If no, what are some best practices for encapsulating a long MySQL string statement in javascript? I am using node.js restify client.

Python: Check for unique characters on a String

I’m asking the user to input a keyword and then remove any duplicate characters. Example: Input: balloon Output: balon I’ve tried this solution: List of all unique characters in a string? but it marks it as a syntax error. Any ideas? Answer For your answer, order is important. Here is a one line solution:

Python: reduce (list of strings) -> string

I expected something like ‘a.b.c.d’ or ‘abcd’. Somehow, can’t explain the results. There are similar questions here, but not quite like this one. Answer The result of executing the function passed as the first parameter, will be the first parameter to that function in the next iteration. So, your code works like this When x, y are ‘alfa’ and ‘bravo’

String replace doesn’t appear to be working [duplicate]

This question already has answers here: Why doesn’t calling a string method (such as .replace or .strip) modify (mutate) the string? (3 answers) Closed 7 months ago. I initially tried using = operator to assign value but it returned an error, then I tried using string.replace(): and But it is returning the orignal value. Help out as to how to

How to extract base path from DataFrame column of path strings

There are several questions about string manipulation, but I can’t find an answer which allows me to do the following—I thought it should have been simple… I have a DataFrame which includes a column containing a filename and path The following produces a representative example DataFrame: I want to end up with just the ‘filename’ part of the string. There

How to strip a specific word from a string?

I need to strip a specific word from a string. But I find python strip method seems can’t recognize an ordered word. The just strip off any characters passed to the parameter. For example: How could I strip a specified word with python? Answer Use str.replace. Alternatively use re and use regular expressions. This will allow the removal of leading/trailing

How do you check in python whether a string contains only numbers?

How do you check whether a string contains only numbers? I’ve given it a go here. I’d like to see the simplest way to accomplish this. Answer You’ll want to use the isdigit method on your str object: From the isdigit documentation: str.isdigit() Return True if all characters in the string are digits and there is at least one character,

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