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How to play with Control.Monad.Writer in haskell?
...t has logging capabilities, but also does something else - say it can read from an environment too. You'd implement this as
type RW r w a = ReaderT r (Writer w a)
Now because the writer is inside the ReaderT monad transformer, if you want to log output you can't use tell w (because that only oper...
What does PHP keyword 'var' do?
...er needed. It will work in PHP5, but will raise an E_STRICT warning in PHP from version 5.0.0 up to version 5.1.2, as of when it was deprecated. Since PHP 5.3, var has been un-deprecated and is a synonym for 'public'.
Example usage:
class foo {
var $x = 'y'; // or you can use public like...
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Is main() really start of a C++ program?
The section $3.6.1/1 from the C++ Standard reads,
11 Answers
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Difference between OData and REST web services
...mentations by e.g. setting the Accept header to application/json (starting from OData version 2)
– i000174
Jul 6 '16 at 7:45
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Comparison between Mockito vs JMockit - why is Mockito voted better than JMockit? [closed]
...have a stable release for over 4 years. jMock 2.6.0 required 2 years to go from RC1 to RC2, and then another 2 years before it actually got released.
Regarding Proxy & CGLIB vs instrumentation:
(EasyMock and jMock) are based on java.lang.reflect.Proxy,
which requires an interface to be
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How can I set the focus (and display the keyboard) on my EditText programmatically
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Updated with code to force the keyboard to show from this answer: stackoverflow.com/questions/5105354/…
– David Merriman
Jan 24 '12 at 18:10
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How to create a trie in Python
...prefix search.
Based on marisa-trie C++ library.
Here's a blog post from a company using marisa trie successfully:
https://www.repustate.com/blog/sharing-large-data-structure-across-processes-python/
At Repustate, much of our data models we use in our text analysis can be represented as s...
How can you encode a string to Base64 in JavaScript?
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You can use btoa() and atob() to convert to and from base64 encoding.
There appears to be some confusion in the comments regarding what these functions accept/return, so…
btoa() accepts a “string” where each character represents an 8-bit byte – if you pass a str...
IntelliJ inspection gives “Cannot resolve symbol” but still compiles code
...ed classes may report wrong info and confuse IDEA. Verify that the classes from this jar report correct names using javap.
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List vs List
...reason of the error is, however, correct: List<Car> does not inherit from List<Automobile> and thus cannot be assigned to each other. Only the generic type parameters have an inherit relationship. One might think that the Java compiler simply isn't smart enough to properly understand you...