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Dynamic instantiation from string name of a class in dynamically imported module?
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module = __import__(module, fromlist=[name]) only worked for me.
– umpirsky
Jan 9 '12 at 18:18
16
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How to disable HTML links
...Chrome, FireFox and Opera (19+). Internet Explorer started to support this from version 11 but not for links however it's available in an outer element like:
span.disable-links {
pointer-events: none;
}
With:
<span class="disable-links"><a href="#">...</a></span>
Wo...
What is the default value for enum variable?
...s whatever member of the enumeration represents the value 0. Specifically, from the documentation:
The default value of an enum E is the value produced by the expression (E)0.
As an example, take the following enum:
enum E
{
Foo, Bar, Baz, Quux
}
Without overriding the default values, p...
sed command with -i option failing on Mac, but works on Linux
...n of which implementation of sed you are dealing with. On a Mac sed comes from BSD and is subtly different from the sed you might find on a typical Linux box. I suggest you man sed.
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improv...
Reactive Extensions bug on Windows Phone
... The debugger is guessing correct, and the compiler is somehow taking ques from it. It doesnt really matter why the debugger fixes the problem, the root cause has been found.
– Japes
Jun 18 '15 at 3:54
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How can I create an object and add attributes to it?
...ne) does not complicate, it simplifies. Nowadays on might actually prefer from argparse import Namespace though I wish it lived elsewhere *e.g, collection) -- again reusing a now-existing type, just a better one, and still avoiding new-type creation. But, it wasn't there then:-).
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How to initialize private static members in C++?
...pp file.
include guards (which I agree you should always use) protect you from something different: the same header being indirectly #included multiple times while compiling a single .cpp file
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Show a popup/message box from a Windows batch file
Is there a way to display a message box from a batch file (similar to how xmessage can be used from bash-scripts in Linux)?
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jQuery validation: change default error message
...our own messages in the validate call. Lifting and abbreviating this code from the Remember the Milk signup form used in the Validation plugin documentation (http://jquery.bassistance.de/validate/demo/milk/), you can easily specify your own messages:
var validator = $("#signupform").validate({
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How can I store my users' passwords safely?
...de access to the table only through stored procedures and prevent the hash from ever being returned. Instead, the client passes what it thinks is the hash and gets a success or failure flag. This allows the stored proc to log the attempt, create a session, etc.
– Steven Sudit...