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Why does Python code use len() function instead of a length method?
...tocol in Python is to implement this method on objects which have a length and use the built-in len() function, which calls it for you, similar to the way you would implement __iter__() and use the built-in iter() function (or have the method called behind the scenes for you) on objects which are it...
Variable declaration placement in C
...on of s as a GNU extension, even though it's not part of the C89 or ANSI standard. If you want to adhere strictly to those standards, you must pass the -pedantic flag.
The declaration of c at the start of a { } block is part of the C89 standard; the block doesn't have to be a function.
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Why can't I save CSS changes in Firebug? [closed]
...ile (on my local development machine). Unfortunately after searching a lot and not finding anything that suits my needs (OK, there's CSS Updater but you have to register and it's a paid extension...) I gave up on Firefox + Firebug and looked for something similar for Google Chrome. Guess what... I j...
No @XmlRootElement generated by JAXB
...der to marshal/unmarshal a given object, specifically the XML element name and namespace. You can't just pass any old object to the Marshaller. @XmlRootElement provides this information.
The annotation is just a convenience, however - JAXB does not require it. The alternative to is to use JAXBEleme...
ASP.NET: This method cannot be called during the application's pre-start initialization stage
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Can you please expand on that a little? Where in the web.config? What do the keys do? I'm having trouble finding online documentation of those keys.
– Kennet Belenky
Jan 19 '11 at 19:54
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What's the difference between interface and @interface in java?
...f touch - at any rate I've been working on a small Java project this week, and using Intellij IDEA as my IDE, for a change of pace from my regular .Net development.
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Pandas: Setting no. of max rows
...max_rows:
pd.set_option('display.max_rows', 500)
For older versions of pandas (<=0.11.0) you need to change both display.height and display.max_rows.
pd.set_option('display.height', 500)
pd.set_option('display.max_rows', 500)
See also pd.describe_option('display').
You can set an option on...
Count number of days between two dates
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With the Date (and DateTime) classes you can do (end_date - start_date).to_i to get the number of days difference.
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Getting “net::ERR_BLOCKED_BY_CLIENT” error on some AJAX calls
...OM against expressions, not that this matters in this case).
Having rules and expressions that just operate on a tiny bit of text (the URI) is prone to create some false-positives...
Besides instructing your users to disable their extensions (at least on your site) you can also get the extension a...
Accessing Session Using ASP.NET Web API
I realize session and REST don't exactly go hand in hand but is it not possible to access session state using the new Web API? HttpContext.Current.Session is always null.
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