filenotfoundexception

问题 Hi I know this has been asked but it did not get an answer. I have a problem when I want to use a dll that is installed on C:\Program files (x86)\Dummu_API.dll When I run my app it throws exception: Could not load file or assembly 'Dummy_API, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null' or one of its dependencies. The system cannot find the file specified. My project have the reference as Copy Local = false and specific version = false. My project also is a x86 platform target. I

问题 I am creating a file like so try { File file = new File(workingDir, obj.getName() + ".xls"); outputStream = new FileOutputStream(file); } catch (FileNotFoundException ex) { ex.printStackTrace(); } And I am getting java.io.FileNotFoundException: ..\a\relative\path\obj_name.xls (The parameter is incorrect) at java.io.FileOutputStream.open(Native Method) at java.io.FileOutputStream.<init>(Unknown Source) at java.io.FileOutputStream.<init>(Unknown Source) What does "the parameter is incorrect"

问题 I'm working on an Android application where one of the features is to let the user choose a file to open (I'm wanting to open a plain text .txt file). I've worked on Android apps before with Java, but for this one, I'm using Kotlin, and it's my first time using Kotlin. I currently have the app display a file chooser and let the user tap the file they want to open. Then I'm trying to use a File object to open the file and do a forEachLine loop. But for some reason, it's throwing a java.io

问题 "Given that FileInputStream’s constructor throws FileNotFoundException, which is a subclass of Exception, write the header for a public method named process that takes a String parameter and returns nothing, and whose body instantiates a FileInputStream object and does not contain a try-catch statement." I know it's a too-simple question but I want to make sure I'm not messing up in a dumb way. Also, not sure whether to use FileNotFoundException or just Exception or IO, etc. public process

问题 I want to save an image into Bitmap by using the absolute path of the image file, below is my code: Log.d("PhotoPath", selected.getImagePath()); File file = new File(selected.getImagePath()); if(file.exists()) { Log.d("File", "Exist"); Bitmap d = new BitmapDrawable(getResources(), selected.getImagePath()).getBitmap(); int nh = (int) (d.getHeight() * (512.0 / d.getWidth())); Bitmap scaled = Bitmap.createScaledBitmap(d, 512, nh, true); iv_Photo.setImageBitmap(scaled); } else Log.d("File", "Not

问题 I want to save an image into Bitmap by using the absolute path of the image file, below is my code: Log.d("PhotoPath", selected.getImagePath()); File file = new File(selected.getImagePath()); if(file.exists()) { Log.d("File", "Exist"); Bitmap d = new BitmapDrawable(getResources(), selected.getImagePath()).getBitmap(); int nh = (int) (d.getHeight() * (512.0 / d.getWidth())); Bitmap scaled = Bitmap.createScaledBitmap(d, 512, nh, true); iv_Photo.setImageBitmap(scaled); } else Log.d("File", "Not

问题 when i run this piece of code as normal java application in main it runs fine. but when i try to use the same code in onCreate in one of the activity it says file not found exception and prints nothing in logcat. i have tried every possible way but dont know whts the cause of the problem. Also in logcat the msg is like this filenotfound exception: /D:/android/Suyesh.2DV106.Assignment3/southern_cities.txt (no such file or directory) . is it because of the leading forward slash /D:/.. but i

问题 when i run this piece of code as normal java application in main it runs fine. but when i try to use the same code in onCreate in one of the activity it says file not found exception and prints nothing in logcat. i have tried every possible way but dont know whts the cause of the problem. Also in logcat the msg is like this filenotfound exception: /D:/android/Suyesh.2DV106.Assignment3/southern_cities.txt (no such file or directory) . is it because of the leading forward slash /D:/.. but i

问题 I create small Windows Forms progs in VisualStudio2010, just for hobby. After releasing them I use the .exe file to run them on other PCs, without having to do any installation. Those PCs run Windows OS(7,vista,XP). The PC which I wrote the code had Win XP and the progs managed to work fine anytime. Now I wrote another prog, on another PC, which runs Win 8.1 and I get the following error whenever I try to run the released .exe at other platforms, as mentioned above. Problem signature: Problem

问题 I am using a method getBitmap to display images. As I am using this as a method,if it returns bitmap display an image but if it returns null,catch an exception. But if url entered is wrong also, it should handle the FileNotFoundException. How to handle two exception and display in UI? public Bitmap getBitmap(final String src) { try { InputStream stream = null; URL url = new URL(src); java.net.URL url = new java.net.URL(src); URLConnection connection = url.openConnection(); InputStream input =