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What is the Java equivalent of PHP var_dump?
PHP has a var_dump() function which outputs the internal contents of an object, showing an object's type and content.
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Why should hash functions use a prime number modulus?
A long time ago, I bought a data structures book off the bargain table for $1.25. In it, the explanation for a hashing function said that it should ultimately mod by a prime number because of "the nature of math".
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Resize fields in Django Admin
Django tends to fill up horizontal space when adding or editing entries on the admin, but, in some cases, is a real waste of space, when, i.e., editing a date field, 8 characters wide, or a CharField, also 6 or 8 chars wide, and then the edit box goes up to 15 or 20 chars.
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What underlies this JavaScript idiom: var self = this?
I saw the following in the source for WebKit HTML 5 SQL Storage Notes Demo :
10 Answers
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Python subprocess/Popen with a modified environment
I believe that running an external command with a slightly modified environment is a very common case. That's how I tend to do it:
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Best way to create an empty object in JSON with PHP?
To create an empty JSON object I do usually use:
7 Answers
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How to get domain URL and application name?
Here's the scenario.
6 Answers
6
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How to implement a confirmation (yes/no) DialogPreference?
How can I implement a Preference that displays a simple yes/no confirmation dialog?
3 Answers
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Autowiring two beans implementing same interface - how to set default bean to autowire?
I have a Spring 2.5/Java/Tomcat application. There is the following bean, which is used throughout the application in many places
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Java 8 List into Map
I want to translate a List of objects into a Map using Java 8's streams and lambdas.
21 Answers
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