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What to learn for making Java web applications in Java EE 6? [closed]
...w for you (it covers both the Java EE platform and its APIs and the environment to build, deploy your applications).
Now, as I said, I can already hear voices saying things like "Java EE is heavy, use Spring instead, learn Struts or Wicket or Stripes for the presentation layer, learn Hibernate for ...
Naming returned columns in Pandas aggregate function? [duplicate]
I'm having trouble with Pandas' groupby functionality. I've read the documentation , but I can't see to figure out how to apply aggregate functions to multiple columns and have custom names for those columns.
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Should I check in node_modules to git when creating a node.js app on Heroku?
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Second Update
The FAQ is not available anymore.
From the documentation of shrinkwrap:
If you wish to lock down the specific bytes included in a package, for example to have 100% confidence in being able to reproduce a deployment or build, then you ought to check your dependencies into...
How do I get a Cron like scheduler in Python? [closed]
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If you're looking for something lightweight checkout schedule:
import schedule
import time
def job():
print("I'm working...")
schedule.every(10).minutes.do(job)
schedule.every().hour.do(job)
schedule.every().day.at("10:30").do(job)
while 1:
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What in the world are Spring beans?
...ing beans that I can understand. I see them referenced often in Grails documentation and books, but I think that understanding what they are would be beneficial. So what are Spring beans? How can they be used? Do they have something to do with Dependency Injection?
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C# DropDownList with a Dictionary as DataSource
...) using a Dictionary (list) of languageCod (en-gb) as key and language name (english) as the text to display.
4 Answers
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What are the special dollar sign shell variables?
...ash, there appear to be several variables which hold special, consistently-meaning values. For instance,
4 Answers
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json_encode() escaping forward slashes
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@MartinBarker For some strange reason forward slash was not stripping on the receiving end with stripslashes(), str_replace() or preg_replace(). Before I found this answer, I hacked together a way to get rid of the slash by using urlencode() an...
What is the difference between HTTP status code 200 (cache) vs status code 304?
...s with code "200 (cache)" were fulfilled directly from your browser cache, meaning that the original requests for the items were returned with headers indicating that the browser could cache them (e.g. future-dated Expires or Cache-Control: max-age headers), and that at the time you triggered the ne...
Concatenate two string literals
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const string message = "Hello" + ",world" + exclam;
The + operator has left-to-right associativity, so the equivalent parenthesized expression is:
const string message = (("Hello" + ",world") + exclam);
As you can see, the two string...