DevX is the leading provider of technical information, tools, and services for tech-interested professionals.
When developing enterprise software for your business, it’s important to consider integration. In other words, how well will your in-house
Teamwork on a project isn’t easy, especially when a team comprises developers. The best ones are confident and independent, which
When it comes to the digital landscape, bots are everywhere. The term “bots” is short for robots — virtual robots,
SQL injection is probably the most common and easiest hacking technique out there. Now, don’t think I condone it, I’m
You can run a Registry Query from the command prompt to ascertain if TLS 1.2 is enabled on a server
Symbolic links are a useful entity, with which you can introduce some kind of encapsulation. The Symbolic link can be
Transport Layer Security (TLS) is a security protocol that allows for secure Internet communication. TLS has various versions and you
We can use “|=” and configure the ServicePointManager’s SecurityProtocol to turn on the TLS versions and thereby not remove support
The java.lang.Math package is very powerful. Understand more methods in this package that are related to the Euler’s number named e.
For triggering a synchronous GET request we can rely on HTTP Client API as follows: HttpClient client = HttpClient.newHttpClient();HttpRequest request
To avoid null exceptions, we usually validate against null and emptiness as shown: if(object != null && !object.equals(“”)) {} We
The following code shows you how to compute the n Fibonacci number recursively: int fibonacci(int k) { if (k return
Automation of tasks is a good concept. Consider the example below in which you create a task and schedule it
Java arrays are not resizable. But we can work around this constraint with the following trick. int[] newArr = Arrays.copyOf(arr,
To expose non-public methods to the test project, you need
Use StringContent?in the Web API response to return a custom
AmazonRekognitionClient amazonRekognitionClient = new AmazonRekognitionClient(Amazon.RegionEndpoint.);byte[] imageData = System.IO.File.ReadAllBytes(inputImageFile);DetectFacesRequest facesRequest =
Explore how to convert a string to a byte array.
Here is how to split a concatenated string with a
BitConverter’s ToString?method can be used to convert a byte array
Question: My question is with regards to VB’s ability to handle complexSQL. I have the application I am developing set up in the followingway: I copy the SQL created into the recordsource of a data control and then refresh the data control. The problem I am having is with SQL
Question: How do you include a single quotation mark in a query?Example:“Select * From BATCH Where BATCH.NAME = ‘O’Connel’” Answer: Simply replace the single quote with two single quotes together. Since most databases (if not all) use single quotes to delimit strings, you have to put two of them together
Question: Can you please tell me when do you use Sub Main and the advantages of using it? Answer: In certain programs, initialization code has to run before any windows load. In many cases, this code isn’t specifically related to a window, so it is put in a separate .BAS
Question: I have a project I am working on including an MDIform with a toolbar. I am wanting to put a combobox on the toolbar, but VB4 will not let me putcombo boxes on an MDI form. What can I do? Answer: One popular solution is to put the combo
Question: I have five data controls on a form that access five tablesfrom the same database. I want to open the database just once.Does having five data controls mean that the databse is openedfive times? Is there any way to open the databse programatically and assign the resultant recordset to
Question: How do I write a help file in Word 6, and then, how do I compile it? I can’t find any documentation on it. Answer: This is unfortunately not included in the printed manuals. However, if you look on your CD, there is a thing called Books Online, or
Subscribe to receive our latest blog posts directly in your inbox!