Merge pull request 'fix: typos in exercises 094 and 098' (#87) from d-hain/ziglings-exercises:typo-fix-094-098 into main

Reviewed-on: https://codeberg.org/ziglings/exercises/pulls/87
This commit is contained in:
Chris Boesch 2024-05-04 22:46:16 +00:00
commit e182d1f19d
3 changed files with 17 additions and 17 deletions

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@ -39,7 +39,7 @@ fn isPangram(str: []const u8) bool {
// first we check if the string has at least 26 characters
if (str.len < 26) return false;
// we uses a 32 bit variable of which we need 26 bits
// we use a 32 bit variable of which we need 26 bits
var bits: u32 = 0;
// loop about all characters in the string

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@ -50,20 +50,20 @@ pub fn main() !void {
// we try to open the file `zigling.txt`,
// and propagate the error up if there are any errors
const file: std.fs.File = try output_dir.createFile("zigling.txt", .{});
// it is a good habit to close a file after you are done with
// so that other program can read it and prevent data corruption
// it is a good habit to close a file after you are done with it
// so that other programs can read it and prevent data corruption
// but here we are not yet done writing to the file
// if only there are a keyword in zig that
// allow you "defer" code execute to the end of scope...
// if only there were a keyword in zig that
// allows you "defer" code execute to the end of scope...
file.close();
// !you are not allow to switch this two lines to before file closing line!
// !you are not allowed to switch these two lines above the file closing line!
const byte_written = try file.write("It's zigling time!");
std.debug.print("Successfully wrote {d} bytes.\n", .{byte_written});
}
// to check if you actually write to the file, you can either,
// 1. open the file on your text editor, or
// 2. print the content of the file in the console with command
// 2. print the content of the file in the console with the following command
// >> cat ./output/zigling.txt
//
//
@ -89,4 +89,4 @@ pub fn main() !void {
// - go to documentation of the struct `std.fs.Dir` here
// https://ziglang.org/documentation/master/std/#std.fs.Dir
// - can you find a function for opening a file? how about deleting a file?
// - what kind of option can you uses with those function?
// - what kind of options can you use with those functions?

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@ -5,14 +5,14 @@
// with content `It's zigling time!`(18 byte total)
//
// Now there no point in writing to a file if we don't read from it am I right?
// let's wrote a program to read the content of the file that we just created.
// let's write a program to read the content of the file that we just created.
//
// I am assuming you've created the appropriate files for this to work.
// I am assuming that you've created the appropriate files for this to work.
//
// Alright, bud, lean in close here's the game plan.
// - First, we open the {project_root}/output/ directory
// - Secondly, we open file `zigling.txt` in that directory
// - then, we initalize an array of character with all letter 'A', and print it
// - then, we initalize an array of characters with all letter 'A', and print it
// - After that, we read the content of the file to the array
// - Finally, we print out the read content
@ -31,22 +31,22 @@ pub fn main() !void {
defer file.close();
// initalize an array of u8 with all letter 'A'.
// we need to pick a size of the array, 64 seems like a good number.
// we need to pick the size of the array, 64 seems like a good number.
// fix the initalization below
var content = ['A']*64;
// this should print out : `AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA`
std.debug.print("{s}\n", .{content});
// okay, seem like threat of violence is not the answer in this case
// okay, seems like a threat of violence is not the answer in this case
// can you go here to find a way to read the content ?
// https://ziglang.org/documentation/master/std/#std.fs.File
// hint: you might find two answer that are both vaild in this case
const byte_read = zig_read_the_file_or_i_will_fight_you(&content);
// hint: you might find two answers that are both vaild in this case
const bytes_read = zig_read_the_file_or_i_will_fight_you(&content);
// Woah, too screamy, I know you're excited for zigling time but tone it down a bit
// Can you print only what we read from the file ?
std.debug.print("Successfully Read {d} byte: {s}\n", .{
byte_read,
std.debug.print("Successfully Read {d} bytes: {s}\n", .{
bytes_read,
content, // change this line only
});
}