It seems you are new to the world of programming. “sys.argv” is used to take Command Line Arguments. when you run as “python sample.py”, the variable sys.argv will be a single element list i.e. [“sample.py”] len(sys.argv) is 1 in this case The Expected Working of the program is: when you run as “python sample.py fileToRead.txt”, … Read more
Warning, long winded answer ahead. Edited to reference the C standard and to be clearer and more concise with respect to the question being asked. The correct answer for why you have 32 has been given a few times. Explaining the math using modular arithmetic is completely correct but might make it a little harder … Read more
In the first program you are setting the values of i and j outside the for loops and then only changing j inside the if statement in the outer for loop. //… if(i>j) { j=i; //<- set j here k=0; taken=0; } for(;j<n;++j) //<- using j from above { //… In your second piece of … Read more
BufferedWriter bw = new BufferedWriter( new OutputStreamWriter( new FileOutputStream(new File(“path of the output file”)), “UTF-8”)); Or in java 7 use Files.copy. 4 solved read special characters from a file and write in another file using java [duplicate]
To keep records in a file, you write them to the file: fwrite(&variable, 1, sizeof(record), file_pointer); To read a record from a file: fread(&variable, 1, sizeof(record), file_pointer); To position to record Y in the file: fseek(file_pointer, (Y * sizeof(record)), SEEK_SET); If this is not helpful, please clarify “keep in a file”, or state why it … Read more
You need to write these conditions, (11<=type_c<=15) as (11<=type_c && type_c<=15). solved Logical errors and incorrect output when testing if an integer is in a range [duplicate]
well what the comments said and change it like the following too : id = [1, 2, 3, 4, 5, 6] name = [‘sarah’, ‘john’, ‘mark’, ‘james’, ‘jack’] userid = int(input(‘enter user ID: ‘)) if userid in id: ind = id.index(userid) #notice this statement is inside the if and not outside print(name[ind]) else: print(“wrong id”) … Read more
Other than the number of rows affected by a query, you can also display the the steps that your database server actually performed to execute your query. This is often called the “execution plan”. In SQL Server Management Studio, you can select the Include Actual Execution Plan (Ctrl+M) option prior to executing your query. Following … Read more
This code returns ordered names of all men in collection: public static IEnumerable<string> OrderedMales(IEnumerable<Person> persons) { return persons.Where(p => p.Sex == Gender.Male).OrderBy(p => p.Name).Select(p => p.Name); } 0 solved How do I import data from a class C#
you just need use property binding to pass the data to child component settings component template <app-user-profile [data]=”userSettings”></app-user-profile> userProfile.ts @Input() data:any; now the value from the userSettings will pass to the data property. 15 solved Transfer data between angular components using @input and @output [duplicate]
While this code is not pretty to do what your’re looking to do you need to change these lines if num>0: l+='”‘+ str(k) + ‘”=’ + str(num)+’ ‘ True if True: lst+=[l] If you change it to something like if num>0: l+='”‘+ str(k) + ‘”=’ + str(num)+’ ‘ flag = True if flag: lst+=[l] and … Read more
Its a basic integer divison problem Integer division: How do you produce a double? Either change int maxDays, days; to double maxDays, days; or change your calculate method from: attendancePercentage=(days/maxDays)*100; to: attendancePercentage = ((double) days / (double) maxDays) * 100;` solved Output of program unable to display correctly in Java [closed]
You can read all data at a moment: with open(input_file, ‘r’, encoding=’utf-8′) as f: data = f.read() You can read all data line-by-line: with open(input_file, ‘r’, encoding=’utf-8′) as f: for line in f.readlines(): # todo smth solved Input from a file [closed]
In these lines int minX,minY=INT_MAX; int maxX,maxY=INT_MIN; ^ minX and maxX is never initialized. This is an UB as defined by the standard. Whatever you read is not predictable – it’s usually what’l left on that block of memory by another process. Do note that = has a higher priority than comma, so the expression … Read more
The error message give you a big hint where to look: Undefined operator ‘+’ for input arguments of type ‘cell’. Error in gbp2/pts (line 36) ylist(z) = ylist(z) + arrayfun(@(coor) u(z, coor, mode, w, R, Psi),xlist(z).’,’uniformoutput’,false); From the documentation for arrayfun and the ‘UniformOutput’ option: Requests that the arrayfun function combine the outputs into cell … Read more