Your code seems fine to me, and I am unsure as to what your exact issue is; however, to clear your TextBox control’s .Text property; assign it a value of string.Empty. textBox1.Text = string.Empty; As far as your insert command, that looks fine. A point has been made that your code is vulnerable to SQL … Read more
Not sure if you are aware, but when you run (sorry for running on windows) program.exe arg1 arg2 then argv[0] is program.exe, argv[1] is arg1, argv[2] is arg2, so careful what you call the 1st and 2nd argument, meaning argv[1] is indeed the first string after the binary name, but only because of C++ indexing … Read more
Since in the comment, the OP attempted to use String.format(), here is an approach to consider. Rather than trying to get the number to align right with the “%23d”, align the word and the count separately. String.format(“%-23s%2d:”, getWord(), count); The %-23d will format the getWord() in 23 spaces, left aligned, then the %2d will right … Read more
If you are looking for a way to split a text into paragraphs with a particular string, then you have come to the right place. In this article, we will discuss how to use a simple method to split a text into paragraphs with a particular string. We will also discuss some of the advantages … Read more
Introduction Disabling buttons in a custom cell can be a tricky task, but it doesn’t have to be. With the right approach, you can easily disable buttons in a custom cell. In this article, we’ll discuss the different methods you can use to disable buttons in a custom cell, as well as provide step-by-step instructions … Read more
Introduction No, SQL Command is not the only way of adding, deleting, and updating records. There are a variety of other methods that can be used to manipulate data in a database, such as using stored procedures, triggers, and other programming languages. In this article, we will discuss the different ways of manipulating data in … Read more
Introduction The if condition is a powerful tool in programming that allows you to execute a certain set of instructions based on a certain condition. It is a type of conditional statement that allows you to check if a certain condition is true or false and then execute a certain set of instructions based on … Read more
Introduction String formatting is a powerful tool for manipulating text in a variety of ways. It allows you to control the appearance of text by changing the way it is displayed, such as by adding a certain character to the beginning or end of a string. This can be useful for creating a consistent look … Read more
This is a very open-ended question. You’ll need code to handle adding the input to the database, but that warrants a separate question. For the PHP, you’ll need to decide how to validate each field, and then add another if block for each question. For the HTML, you’ll need to add another input for each … Read more
You can post on friends wall by using FBWebDialogs class of Facebook SDK. For that you need friends facebook id in parameters in dictionary as below NSMutableDictionary *parmaDic = [NSMutableDictionary dictionaryWithCapacity:5]; [parmaDic setObject:link forKey:@”link”]; // if you want send picture [parmaDic setObject:@”NAME” forKey:@”name”]; // if you want to display name [parmaDic setObject:message forKey:@”description”]; // if … Read more
Introduction Adding new fields to a registration form can be a great way to collect more information from your users. It can also help you better understand your users and their needs. In this article, we will discuss how to add new fields to your registration form. We will cover the steps you need to … Read more
Introduction Posting text on a friend’s wall is a great way to share content with them. With the latest Facebook SDK for iOS, it is now easier than ever to post text on a friend’s wall. In this article, we will discuss how to post text on a friend’s wall using the latest Facebook SDK … Read more
This is what I’ve found out so far. There were seems to be no new keywords in Java since 5.0 (which added enum). Java vs. ECMAScript 5.1: debugger delete function in typeof var with export let yield Java vs. ECMAScript 6 Rev 36 Release Candidate 3: all of above await 9 solved Which keywords are … Read more
try is a statement, so it can appear anywhere a statement can appear. It is designed to allow you to handle exceptions. try { //this code may throw! } After try block, there must be one or more handling blocks (or simply: handlers), that are defined as catch block: catch(const std::exception& e) { } catch(const … Read more
Try this: SELECT amount – (amount * discount_percentage / 100) FROM tableA; 0 solved Mysql: How do I subtract a percentage from a number