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@RequestBody and @ResponseBody annotations in Spring
... classpath (and have an <mvc:annotation-driven> setup), Spring would convert the incoming JSON to a UserStats object from the post body (because you added the @RequestBody annotation) and it would serialize the returned object to JSON (because you added the @ResponseBody annotation). So the Br...
What does ^M character mean in Vim?
... text file is - file.txt, then run this command -
dos2unix file.txt
It converts the text file from dos to unix format.
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What is the __del__ method, How to call it?
...tchas.
__del__ is not a "well-loved" child in Python. You will notice that sys.exit() documentation does not specify if garbage is collected before exiting, and there are lots of odd issues. Calling the __del__ on globals causes odd ordering issues, e.g., http://bugs.python.org/issue5099. Should __d...
How to parse a date? [duplicate]
.../Kolkata" ) );
zdtKolkata : 2009-06-19T06:26:02+05:30[Asia/Kolkata]
Convert to j.u.Date
If you really need a java.util.Date object for use with classes not yet updated to the java.time types, convert. Note that you are losing the assigned time zone, but have the same moment automatically adj...
How to read a single char from the console in Java (as the user types it)?
...stem.in.read() to read bytes from the console. A CharsetDecoder is used to convert bytes to characters.
It supports non-blocking input and mixing raw mode and normal line mode input.
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Django Template Variables and Javascript
...def js(obj):
return mark_safe(json.dumps(obj))
This template filters converts variable to JSON string. You can use it like so:
// myapp/templates/example.html
{% load js %}
<script type="text/javascript">
var someVar = {{ some_var | js }};
</script>
...
What is the difference between JSF, Servlet and JSP?
...st/response work from your hands, such as gathering user input, validating/converting them, putting them in model objects, invoking actions and rendering the response. This way you end up with basically a JSP or Facelets (XHTML) page for View and a JavaBean class as Model. The JSF components are use...
OpenSSL: PEM routines:PEM_read_bio:no start line:pem_lib.c:703:Expecting: TRUSTED CERTIFICATE [close
...0BAQUFADBM^M
To solve "this" open it with Write or Notepad++ and have it convert it to Windows "style"
Try to run openssl x509 -text -inform DER -in server_cert.pem and see what the output is, it is unlikely that a private/secret key would be untrusted, trust only is needed if you exported the key...
How to change an Eclipse default project into a Java project
...it checked out as a "default" project. What is the easiest way to quickly convert this into a "Java" project?
11 Answers
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How to change line-ending settings
...tocrlf true
This will make sure when you checkout in windows, all LF will convert to CRLF
.gitattributes File
It is a good idea to keep a .gitattributes file as we don't want to expect everyone in our team set their config. This file should keep in repo's root path and if exist one, git will respec...