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Jackson enum Serializing and DeSerializer
...you prefer a self-contained solution, an implementation based on @JsonCreator and @JsonValue annotations would be more convenient.
So leveraging on the example by @Stanley the following is a complete self-contained solution (Java 6, Jackson 1.9):
public enum DeviceScheduleFormat {
Weekday,
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duplicate MIME type “text/html”?
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For the option gzip_types, the mime-type text/html is always included by default, so you don't need to specify it explicitly.
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Why does volatile exist?
What does the volatile keyword do? In C++ what problem does it solve?
18 Answers
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iOS: UIButton resize according to text length
...t its text. I was wondering if this was possible to do programmatically before the button was added to the view.
14 Answer...
Cross-Origin Request Headers(CORS) with PHP headers
I have a simple PHP script that I am attempting a cross-domain CORS request:
11 Answers
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How to plot two columns of a pandas data frame using points?
...ike to plot values from one column versus the values from another column. Fortunately, there is plot method associated with the data-frames that seems to do what I need:
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Split string on the first white space occurrence
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If you only care about the space character (and not tabs or other whitespace characters) and only care about everything before the first space and everything after the first space, you can do it without a regular expression like this:
str.substr(0,str.indexOf(' ')); // "72"
str.su...
What do I return if the return type of a method is Void? (Not void!)
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Use return null. Void can't be instantiated and is merely a placeholder for the Class<T> type of void.
What's the point of Void?
As noted above, it's a placeholder. Void is what you'll get back if you, for example, use reflection to look at a method with a return type of void. (Technic...
What's the difference between `raw_input()` and `input()` in Python 3?
...input, since initially (I guess) requesting input from user might only be for that. But when they realised programmers might also want to get the "raw" input, they designed another function called "raw_input". In Python 3 they noticed what stupid was that and simply deleted the original input defaul...
NGINX to reverse proxy websockets AND enable SSL (wss://)?
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Just to note that nginx has now support for Websockets on the release 1.3.13. Example of use:
location /websocket/ {
proxy_pass http://backend_host;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection...