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[Solved] Why is this printing 0? [closed]

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a + 1; You meant: a = a + 1; // or a += 1; The expression a + 1 results in a value, but you have not assigned that value to anything (a in particular). solved Why is this printing 0? [closed]

[Solved] What is the result of casting in C++?

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In this context, 0 is a null pointer constant. It can be converted, with or without a cast, to any pointer type, giving a null pointer of that type. In modern C++, you can write nullptr to make it more clear that you mean a null pointer, not the number zero. There’s also a NULL … Read more

[Solved] Which Insert query run faster and accurate?

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TL;TR The second query will be faster. Why? Read below… Basically, a query is executed in various steps: Connecting: Both versions of your code have to do this Sending query to server: Applies to both versions, only the second version sends only one query Parsing query: Same as above, both versions need the queries to … Read more

[Solved] In python what does having = [] mean

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Assign empty list to variable actualScoresTable. Th type of actualScoresTable is list try folowing: >>> actualScoresTable = [] >>> print actualScoresTable [] >>> type(actualScoresTable) <type ‘list’> >>> We can define list type variable in following way also: >>> a = list() >>> print a [] >>> type(a) <type ‘list’> >>> solved In python what does … Read more

[Solved] sizeof return type in C

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variable a is an integer (int), and integers take 4 bytes (regardless of what value is stored in it). Just because the specific value could be represented by fewer bits, it does not change the size of the variable. solved sizeof return type in C

[Solved] check value if null return 0 otherwise return the value

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If you are sure for getting an integer for your $value[‘status’] you can cast it to integer, it would be shorter: // in case of null, casting will return 0 $status = $STATUSES[(int)$value[‘status’]]; 0 solved check value if null return 0 otherwise return the value

[Solved] Inserting linked list at the end [closed]

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you should have to return inside if because after if statement it again comes into while loop and add extra node at the end struct node { int data; // node format struct node* next; }; void insertAtEnd(struct node** headRef, int newData) { struct node* ptr; struct node* newnode; ptr = (*headRef); newnode = (struct … Read more

[Solved] Connecting data in python to spreadsheets

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Are you trying to write your dictionary in a Excel Spreadsheet? In this case, you could use win32com library: import win32com.client xlApp = win32com.client.DispatchEx(‘Excel.Application’) xlApp.Visible = 0 xlBook = xlApp.Workbooks.Open(my_filename) sht = xlBook.Worksheets(my_sheet) row = 1 for element in dict.keys(): sht.Cells(row, 1).Value = element sht.Cells(row, 2).Value = dict[element] row += 1 xlBook.Save() xlBook.Close() Note that … Read more

[Solved] methods that give error [closed]

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I missed that this method start with get_ Here is right answer. Just find “this HttpConfiguration” on entire solution. You can find extension method named start with “get_” If this solution not work.. find “this IDisposable” on entire solution. because HttpConfiguration class is implement of IDisposable 2 solved methods that give error [closed]