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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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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 ...
What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
...for disabled form elements are not passed to the processor method. The W3C calls this a successful element.(This works similar to
form check boxes that are not checked.)
Some browsers may override or provide default styling for disabled form elements. (Gray out or emboss text) Internet Explorer
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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, ...
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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Are non-synchronised static methods thread safe if they don't modify static class variables?
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technically the method is to be inlined and the parameters will be CPU registers. Nonetheless the answer is correct
– bestsss
Mar 2 '11 at 22:46
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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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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...
How to initialize std::vector from C-style array?
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You can 'learn' the size of the array automatically:
template<typename T, size_t N>
void set_data(const T (&w)[N]){
w_.assign(w, w+N);
}
Hopefully, you can change the interface to set_data as above. It still accepts a C-style array as its first argument...
When is the thread pool used?
...e it completes the work, and the listener then returns the response to the caller.
4 Answers
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