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JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
...venience method queryForLong(sql) is an inconvenience.
I had developed an app using Spring 3.1 and just updated to the latest Spring version (3.2.3) and noticed that it was deprecated.
Fortunately, it was a one line change for me:
return jdbcTemplate.queryForLong(sql); // deprecated in Spring 3....
Variable is accessed within inner class. Needs to be declared final
...e final in Java, but I am not sure if you can use it when building Android app, so Googling it might be a good idea :-)
– Kevin Zhao
Oct 12 '15 at 20:15
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Openssl is not recognized as an internal or external command
I wish to generate an application signature for my app which will later be integrated with Facebook. In one of Facebook's tutorials, I found this command:
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Why does SSL handshake give 'Could not generate DH keypair' exception?
..., there is JDK-8072452 - Remove the maximum prime size of DH Keys; the fix appears to be for 9.
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Android Bitmap to Base64 String
...load all bytes of the image into a byte array, which will likely crash the app in low-end devices. Instead, I would first write the image to a file and read it using Apache's Base64InputStream class. Then you can create the Base64 string directly from the InputStream of that file. It will look like ...
Parallel.ForEach vs Task.Run and Task.WhenAll
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My Parallel.ForEach construct was crashing my application. I was performing some heavy image processing inside it. However, when i added Task.Run(()=> Parallel.ForEach(....)); It stopped crashing. Can you explain why? Please note i constrain the parallel options to th...
How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
In my iOS 5 app, I have an NSString that contains a JSON string. I would like to deserialize that JSON string representation into a native NSDictionary object.
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How do I choose between Tesseract and OpenCV? [closed]
...-fledged OCR engine and OpenCV can be used as a framework to create an OCR application/service.
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Populating a ListView using an ArrayList?
My Android app needs to populate the ListView using the data from an ArrayList .
5 Answers
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Failed to load the JNI shared Library (JDK)
... Explaination: Imagine native code (DLL) being loaded into an application. Now imagine a 32bit function wants to call a 64bit one, or alike. Same with alignment and datasizes and everything. I guess I dont have to tell anything more =P
– imacake
Ma...