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What is the difference between build.sbt and build.scala?
..., lazy vals, and defs (but not objects and classes).
See the SBT document called ".scala build definition", particularly the section "Relating build.sbt to Build.scala".
Consider a .scala build definition if you're doing something complicated where you want the full expressiveness of Scala.
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How does Angular $q.when work?
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Calling $q.when takes a promise or any other type, if it is not a promise then it will wrap it in a promise and call resolve. If you pass a value to it then it is never going to be rejected.
From the docs:
Wraps an objec...
Python logging not outputting anything
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Keep in mind that after importing logging you need to call logging.basicConfig() at least once. Otherwise you might be badly surprised that child loggers will not print anything. Logging functions on the root logger call it lazily.
– Hubert Grzeskowiak
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Prevent double submission of forms in jQuery
...Stamp doesn't work in Firefox. Returning false is non-standard, you should call event.preventDefault(). And while we're at it, always use braces with a control construct.
To sum up all of the previous answers, here is a plugin that does the job and works cross-browser.
jQuery.fn.preventDoubleSub...
ExecuteReader requires an open and available Connection. The connection's current state is Connectin
... the cost of opening connections, ADO.NET uses an
optimization technique called connection pooling.
Connection pooling reduces the number of times that new connections
must be opened. The pooler maintains ownership of the physical
connection. It manages connections by keeping alive a set ...
Python Request Post with param data
This is the raw request for an API call:
3 Answers
3
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Using reflect, how do you set the value of a struct field?
...true if the value's
address can be obtained with Addr.
Such values are called addressable. A
value is addressable if it is an
element of a slice, an element of an
addressable array, a field of an
addressable struct, or the result of
dereferencing a pointer. If CanAddr
returns false, ...
Python list directory, subdirectory, and files
...s on paths. If you use the concrete Path variant you can also do actual OS calls through them, like changing into a directory, deleting the path, opening the file it points to and much more.
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Ajax using https on an http page
...nd https protocol; it doesn't affect the content. My site uses jQuery ajax calls, which fills some areas on the page, too.
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Why do we need RESTful Web Services?
...r side session state.
Flash applications often prevent the
URL from specifically identifying a
representation.
The other problem that breaks web
browsers is poor conformance to
media-type standards. We hear all of
the time about how IE6 needs to be
killed. The problem there is that
standards were n...