I’ve created a basic class for you that will save the wins to a text file and retrieve them from a text file. import java.io.File; import java.io.FileNotFoundException; import java.io.PrintWriter; import java.util.Scanner; public class WinsFileManager { String path = System.getProperty(“user.home”).replace(“\\”, “\\\\”) + “\\”; public int getWins(String fileName) { String fullPath = path + fileName; int wins … Read more
The function you’re looking for is called “read”. You have to pass it a buffer you’ve already allocated previously, however. Something like this ought to work: if (fd) { char buffer[1024]; int n = read(fd, buffer, 1024); /* … */ } after that call, n will contain the number of bytes read from the fd … Read more
By default, the file gets created where ever the project files are for visual studio. because of $(ProjectDir) specified in Working Directory setting. consider: right-click on your project -> Properties -> configuration properties -> Debugging -> Working Directory always make sure you are changing/viewing the active configuration and active platform setting in that window by … Read more
Here, you can try this one: summation = 0 with open(“test.txt”, “r”) as infile: for line in infile: newLine = line.split(“, “) summation = summation + int(newLine[3]) print(summation) Output: 3784 The contents of test.txt file are structured like this: [52639 – 2017-12-08 11:56:58,680] INFO main.master 251 Finished pre-smap protein tag (‘4h02′, [], 35000, 665, ’67’) … Read more
It sounds like you’re having trouble reading two numbers in at once (the weight and destination). Are you ready to have your mind blown? You can chain the input operator! That means that you can do: int dest, weight; while( is >> dest >> weight ) { edge++; E[edge].beg = row; E[edge].end = dest; E[edge].weight … Read more
Try something in the spirit of: program.exe textCopy “C:\path to\the source file\my source file.ext” “C:\path to\the destination file\my destination file.ext” It’s the double quotes around the file path in the command line you’re missing. 2 solved C: How to open a file using the parameter to main argv? [closed]
There is a problem with windows, that nul-bytes terminates any text-string. So Windows stops printing at the first \0. You can use repr to print escape characters. solved File not opening past NUL byte
java.lang.StringIndexOutOfBoundsException comes from this code: for (int i = 0; i < strLine1.length(); i++) { if (strLine1.charAt(i) != strLine2.charAt(i)) { System.out.println(“char not same at ” + i); } } When you scroll larger String strLine to an index, that is greater than the length of strLine2 (second file is smaller than the first) you get … Read more
You can extract the keys and the values and push them into a dictionary that you can later easily access like this: var text = “[Name]{ExampleName} [Path]{ExamplePath} [Author]{ExampleAuthor}”; // You can use regex to extract the Value/Pair var rgx = new Regex(@”\[(?<key>[a-zA-Z]+)\]{(?<value>[a-zA-Z]+)}”, RegexOptions.IgnorePatternWhitespace); var matches = rgx.Matches(text); // Now you can add the values to … Read more
The folder where the executable resides is: string executableLocation = System.IO.Path.GetDirectoryName( System.Reflection.Assembly.GetExecutingAssembly().Location); And so you want to save your file to: System.IO.Path.Combine(executableLocation, “myfile.txt”); 3 solved How to set path of a text file created by an visual studio 2010 application?
assuming your input file is data.txt (Linux), you can use the system command sort: sort data.txt > output.txt 6 solved Is there a function that will quickly sort a file in C? [closed]
Okay, I don’t really understand what’s going on, but it seems that you cannot trust fseek with SEEK_CUR when using with read/write files in that case (I’m running Windows, and the standard functions are notoriously different from Linux that may be the issue) EDIT: Andrew’s answer confirms my suspicions. My solution complies to what the … Read more
You have a question in the format “No A is within a class B”. The algorithm for such problem is bool wrong = false; while ( /* there is another A */ ) { if ( /* check if it is NOT within a class */ ) { wrong=true; break; } } if (wrong) { … Read more
Something like this: dictionary = {‘results’: [{‘name’: ‘sarah’, ‘age’: ’18’}]} name = dictionary[‘results’][0][‘names’] + ‘.txt’ open(name, “w”) Opening a file in the write mode, if it doesn’t exist already, will create a new file with that name. 2 solved How to name a file using a value in a list in a dictionary?
You can use Directory.GetParent. .. which returns a DirectoryInfo and you can get the Name or FullName var info = Directory.GetParent(@”directory_path”); var name = info.Name; //this will give parentdirectory var fullName = info.FullName; //this will give pages/parentdirectory solved Determining the Parent Folder of a given Path in C#