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How to remove .htaccess password protection from a subdirectory
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I could only get this to work with Allow from all not Satisfy Any.
– Jess Telford
Oct 7 '11 at 6:02
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How to implement an STL-style iterator and avoid common pitfalls?
...riterator>, or put the same typedefs in the iterator itself, or inherit from std::iterator (which has these typedefs). I prefer the second option, to avoid changing things in the std namespace, and for readability, but most people inherit from std::iterator.
struct std::iterator_traits<youri...
How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
... dictionaries x and y, z becomes a shallowly merged dictionary with values from y replacing those from x.
In Python 3.5 or greater:
z = {**x, **y}
In Python 2, (or 3.4 or lower) write a function:
def merge_two_dicts(x, y):
z = x.copy() # start with x's keys and values
z.update(y) # m...
How is the fork/join framework better than a thread pool?
...k into N subtasks in the beginning, sending them to a cached thread pool (from Executors ) and waiting for each task to complete? I fail to see how using the fork/join abstraction simplifies the problem or makes the solution more efficient from what we've had for years now.
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When to call activity context OR application context?
...plicationContext().
Use getApplicationContext() when you bind to a Service from an Activity, if you wish to pass the ServiceConnection (i.e., the handle to the binding) between Activity instances via onRetainNonConfigurationInstance(). Android internally tracks bindings via these ServiceConnections ...
Conventions for exceptions or error codes
...I prefer exceptions because
they interupt the flow of logic
they benefit from class hierarchy which gives more features/functionality
when used properly can represent a wide range of errors (e.g. an InvalidMethodCallException is also a LogicException, as both occur when there's a bug in your code ...
What is Rack middleware?
...rocessing better?
Performance & Usage Monitoring: what stats can I get from the request and response?
Execution: actually handle the request and provide a response.
Being able to separate the different stages (and optionally include them) is a great help in developing well structured applicati...
How does LMAX's disruptor pattern work?
...ttern, a description of the consumer barriers (the part related to reading from the disruptor) and some information on handling multiple producers available.
The simplest description of the Disruptor is: It is a way of sending messages between threads in the most efficient manner possible. It can b...
How to strip all whitespace from string
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The accepted answer is old, from the times where almost noone used Python 3 and therefore does not cover Unicode strings. It also unnecessarily go into optimization, which was not asked for. That's why I updated this answer as the best, in my opinion.
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What is the difference between @PathParam and @QueryParam
... resource class field, or resource class bean property.
URI : users/query?from=100
@Path("/users")
public class UserService {
@GET
@Path("/query")
public Response getUsers(
@QueryParam("from") int from){
}}
To achieve the same using Spring, you can use
@PathVariable(Spring...