Questions tagged [char]
char refers to the character data-type, representing letters, digits, punctuation marks, control characters, etc. Use this tag for questions relating to and usage of the character data-type.
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Is there any method to convert a varchar with specific format into time in Oracle SQL?
I have a table with three columns, one of the columns ateststatus_date has the following format: e.g:
28-MAY-24 11.57.20.000000 PM
and it's defined as varchar(2). I used To_date() and ...
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Why doesn't `char` lose data when an `int` is being assigned to it?
I'm a novice C programmer. I defined two variables int x = 0xffffffff and char y = x, thereafter I printed that using the printf("%x\n", y) function; I was expecting something like ff on the ...
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const char* vs std::string_view for constants [closed]
I usually use constexpr const char* for defining string constants. Of late, I have been noticing that std::string_view is very popular for this purpose. Which of these is the best?
// 1. char pointer
...
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Adding elements into a char array
I've been trying to make a function in C that takes a string as the input and then prints out a version of that string that only contains alpha characters.
#include <string.h>
#include <ctype....
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How to change the value of char in C++
Hi I'm completely new to C++.
I have an assignment that is asking us to "Change the value to 97".
The first part of the task is to make a character and give it the value 'a'. Then print ...
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1
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Fetching unexpected results from WHRE clause with bpchar and character varying fields
I am new to PostgreSQL.
In my Postgres 14.8 database I have a students table. When executing the query:
SELECT stud_id, batch_type, subject, jdate ,subj_id, sdtime, subj_hours
FROM studs
ORDER BY ...
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fwscanf failing to read UTF-8 CSV file correctly in C
This program can only use libraries of the C standard.
I'm trying to read a UTF-8 encoded CSV file in C using fwscanf, but I'm encountering issues with the reading process. The file contains rows with ...
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Displaying the literal char for all ASCII codes
Have a problem with a challenge in my C++ class.
The goal is to output all ASCII characters from 0-127 with 16 characters per line.
What we have had an issue with is certain chars such as 10 (\n) are ...
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How to find the longest subsequence containing all vowels in order in a string in Python?
I am working on a problem where I need to find the length of the longest subsequence in a given string that contains all the vowels (a, e, i, o, u) in order and no vowels out of order. The vowels can ...
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HTML Bundler Webpack Plugin: Source Tag Error
I am working on a photography portfolio website that I was originally building with the HTML Webpack Plugin, but recently decided to attempt to rebuild it with the newer HTML Bundler Webpack Plugin.
I'...
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Italian Text Frequency Analyzer: Handling Special Characters and Accents
The program works well overall; however, it encounters an issue when it processes accented words. When the program encounters words with accented characters, it stops functioning correctly. The exact ...
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SAS day of week name to char (downame.)
I have a date variable and want to create a new variable with the name of the day of the week.
I use the following for this.
a.date format=DOWNAME. AS DayOfWeek
date | DayOfWeek
----------------...
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can you typecast an int into 4 chars using structs?
this is my idea:
int main(){
struct mystruct {
char a;
char b;
char c;
char d;
};
struct mystruct structinstance;
//1094795585 is in binary: 01000001 01000001 01000001 01000001 -to ...
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How can I make char string array in C have dynamic size?
C language
I'm writing a function that relies later on on generating some text that has to hold the length of essentially: 115 letters minus the length of substring within <> from the original ...
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Getting random symbols after trying to replace chars in C++
I'm trying to replace every letter in string to next letter (a -> b, c -> d, etc.).
I get random symbols or XXXX after compiling and running the program.
#include <iostream>
#include <...
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