Introduction TCP is a reliable, connection-oriented protocol used for communication between two hosts over a network. It is one of the most commonly used protocols in computer networks. The Transmission Control Protocol (TCP) is responsible for ensuring that data is sent and received in the correct order. This article will discuss the order in which … Read more
Extending the answer to this question: payment distrubution oracle sql query You can still use the SQL MODEL clause. In this version, you need separate calculations for each distinct account_num. You can achieve this using the PARTITION keyword of the SQL MODEL clause to partition by account_num. Like this (see SQL comments for step-by-step explanation): … Read more
Two ways can be possible to solve this problem. Upgrade also plugin version when you have already upgrade Android studio to 3.0. Go to build / build apks. solved Getting error message: “The package appears to be corrupt.”
Introduction This article will discuss how to add listView items from another form in C#. ListView is a control that displays a collection of items in a list. It is a powerful control that can be used to display data in a variety of ways. In this article, we will discuss how to add items … Read more
Introduction An HTTP client is a program that allows a user to send and receive data over the internet. It is used to access webpages, download files, and send data to web servers. cURL is a command line tool and library for transferring data with URLs. It is used to make HTTP requests, such as … Read more
This is required for equality: t.Item2.Equals(key.Item2) So it depends on T. If T is a value type this will return true if the values are equal. If T is a reference type then this will only return true if both of Item2 refer to the same instance or if T overridesEquals` so that different instances … Read more
Introduction When dealing with functions, it is important to understand how to convert between different types of functions with the same signature. This is especially important when dealing with different programming languages, as the syntax and conventions for each language can be quite different. In this article, we will discuss how to convert between different … Read more
Introduction The org.sqlite.SQLiteException: [SQLITE_CONSTRAINT_UNIQUE] A UNIQUE constraint failed error is a common issue when working with SQLite databases. This error occurs when a unique constraint is violated, meaning that a value is being inserted into a column that already contains the same value. To solve this issue, a regular expression can be used to check … Read more
So in a for loop, when declaring the temp variable “i” you need to declare it as int i = 1; instead of “i = 1” I assume you already have a value for the variable d but in this case, I just used d = 123. int d = 123; for (int i = … Read more
Introduction When managing inventory, it is important to keep track of stock quantity according to their batch numbers. This ensures that you have the right amount of stock available for customers and that you are not overstocking or understocking. In this article, we will discuss how to update stock quantity according to their batch numbers. … Read more
Introduction Python is a powerful programming language that allows you to manipulate data in a variety of ways. One of the most common tasks is to convert a string to a tuple. A tuple is a data structure that is similar to a list, but it is immutable, meaning that once it is created, it … Read more
Adapter file: public class CustomProductsAdapter extends BaseAdapter { TextView textView; ImageView imageView; String[] title = new String[]{}; String[] image = new String[]{}; private LayoutInflater inflater = null; public CustomProductsAdapter(Context context, String[] title, String[] image) { this.title = title; this.image = image; inflater = (LayoutInflater) context. getSystemService(Context.LAYOUT_INFLATER_SERVICE); } @Override public int getCount() { return productList.size(); } … Read more
The SQL UPDATE statement is a powerful tool for updating data in a database. It can be used to update a single field or multiple fields in a table. When updating a unique field, it is important to ensure that the value being updated is unique and does not already exist in the table. This … Read more
It must throw NumberFormatException if you try to parse it to integer. Check before parsing. or handle Exception properly. Exception Handling* try{ int i = Integer.parseInt(input); }catch(NumberFormatException ex){ // handle your exception … } or – Integer pattern matching – String input=…; String pattern =”-?\\d+”; if(input.matches(“-?\\d+”)){ // any positive or negetive integer or not! … … Read more
How to fixed error converting bytecode to dex Cause:com.android.dex.DexException:Multiple dex files define Lorg/apache/http/conn/ssl/AbstractVerifier? [duplicate] solved How to fixed error converting bytecode to dex Cause:com.android.dex.DexException:Multiple dex files define Lorg/apache/http/conn/ssl/AbstractVerifier? [duplicate]