How to modify the following code to open specific range of pages within the pdf for example from page 5 to 30 instead of opening the whole pdf. Thanks in advance Answer You can’t modify a third party tool, where the option to change the site range programmatically isn’t given. Thus, you can’…
Tag: java
Converting a string with a leading special character into a double?
I’m at the beginning of my Java journey, and have run into a little problem that I’m having a little difficulty figuring out. I am looking to be able to convert the string input into a double even if it contains a leading “$” character. I am currently running into a NumberFormatExcepti…
Recieve a Map from a HTML form with Thymeleaf
I’m working on a project with Spring Web and Thymeleaf (this is my first time using Thymeleaf) and I have this requirement: The user needs to see a single form to fill a table with 32 rows and 4 columns, all at once. Edit. Each row has a fixed key (just for clarification) My first (naive) approach was t…
How to sort ‘Map’ values in Scala against multiple factors?
I have a Map (datatype) with the following data structure: It contains a String and a ‘Time’ object. The ‘Time’ object is made up from my own class. Below you can see what it consists of: I have saved all my data into this ‘Map’ variable. But there is one problem: I want to…
Issue with Android Studio WebView loading certain elements on a webpage
I am using Androids WebView class to create a native application that emulates a native android application of my website. Our website uses some pretty modern methods within the javascript and in older versions of chrome, the log in Button isnt shown and errors are thrown, even on a desktop. This can be allev…
FirebaseAuth does not print realtime data in the membership creation step
I have created a membership system in my application. I create record with Firebase Auth and store some information in firebase realtime . However, I saw that 1% of the users did not print their data to firebase realtime during record creation. If users’ data is not written to firebase realtime, my appl…
Update Cell in excel file using Java Apache POI
I’m trying to update an empty cell in an existing excel file using Java ( Apache POI ), here is the code I wrote, I don’t get any errors and the values aren’t changed either . I get ” its null 2 ! ” in console . Any solutions? Thanks 🙂 Answer You need to open an output stream and…
How to call setProcessMitigationPolicy using JNA
I’m trying to convert this piece of C++ code into Java code via JNA: I already have the function SetProcessMitigationPolicy from Kernel32.dll and I’m able to call it, but how to pass such parameters? Can you please provide an example of it? UPDATE: I have tried the following code, but it is still …
Change the background color based on what the fixed div is currently over
I have a NavBar with fixed position and there will be divs with different background color. when scrolling i want my nav to have the same color of the div that’s it is over. my goal for this is when scrolling the content of the other div does not overlap with the navbar content like this Answer You can …
Select first row after table is populated
I have this Angular SPA app which is displaying table rows after search: Do you know how I can implement a listener with Java and Selenium which waits for table row to be displayed and clicks in it? I tried something like this: But it’s not working. Can you guide me for appropriate solution? Answer Basi…