Questions: Suppose I have a jpeg image file with dimension (1920×1080) named A.jpg And I have another image file with dimension (320×140) Named B.jpg. Now I want to completely replace my A.j...
Questions: can anyone help me solve this problem I don’t understand what exactly is wrong when I click on activity my app crashing I have already assigned the button still log showing me below e...
Questions: E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.chinnachary.ccflash, PID: 7713 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.chinnachary.ccflas...
Questions: As I wrote in the topic, I don’t know how to do that. When I add PDF to my ListViewit shows up to me a file directory, not a name. I’ve tried to use a setCellFactory() method, b...
Questions: everyone. I have a custom listview and have textfield and with this code, I search in it: @FXML public void onTxtDischargeSearch() { FilteredList<Post> filteredPosts = new FilteredLis...
Questions: I have a simple class and a button. When I click on this button I get this error: java.lang.IllegalStateException: Could not find method tran(View) in a parent or ancestor Context for andro...
Questions: I am trying to extract the HTML content from a Webview. I found interesting subject on stackoverflow, but all of these answers loads the URL in order to get the HTML content. Here, I need t...
Questions: I am trying to make this code work to encrypt an image using AES algorithm and its modes, then view the encrypted image. So the bytes of the header is not encrypted and the content was. Whe...
Questions: I am building an app that searches an excel file for words and website links, and returns them to a listview as one of its functions. Finding the commands, and examples of this online, have...
Questions: I am using the https://github.com/MiguelCatalan/MaterialSearchView for Search view. I want to set back icon if pressed not to close the searchview but finish activity. So I’d like for...