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Deserialize JSON to ArrayList using Jackson
I have a Java class MyPojo that I am interested in deserializing from JSON. I have configured a special MixIn class, MyPojoDeMixIn , to assist me with the deserialization. MyPojo has only int and String instance variables combined with proper getters and setters. MyPojoDeMixIn looks somet...
How to save traceback / sys.exc_info() values in a variable?
I want to save the name of the error and the traceback details into a variable. Here's is my attempt.
5 Answers
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`levels
In an answer to another question, @Marek posted the following solution:
https://stackoverflow.com/a/10432263/636656
4 Answ...
What is the difference between NaN and None?
I am reading two columns of a csv file using pandas readcsv() and then assigning the values to a dictionary. The columns contain strings of numbers and letters. Occasionally there are cases where a cell is empty. In my opinion, the value read to that dictionary entry should be None but instead ...
gunicorn autoreload on source change
Finally I migrated my development env from runserver to gunicorn/nginx.
4 Answers
4
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How to change webservice url endpoint?
I generated a web-service client using JBoss utils (JAX-WS compatible)
using Eclipse 'web service client from a wsdl'.
4 An...
Python Logging (function name, file name, line number) using a single file
I am trying to learn how an application works. And for this I am inserting debug commands as the first line of each function's body with the goal of logging the function's name as well as the line number (within the code) where I send a message to the log output. Finally, since this application comp...
Finding Number of Cores in Java
How can I find the number of cores available to my application from within Java code?
4 Answers
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Java: Class.this
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LocalScreen.this refers to this of the enclosing class.
This example should explain it:
public class LocalScreen {
public void method() {
new Runnable() {
public void run() {
// Prints "An anonymous Runnable"
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How to reuse an ostringstream?
I'd like to clear out and reuse an ostringstream (and the underlying buffer) so that my app doesn't have to do as many allocations. How do I reset the object to its initial state?
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