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Showing the stack trace from a running Python application
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The suggestion to install a signal handler is a good one, and I use it a lot. For example, bzr by default installs a SIGQUIT handler that invokes pdb.set_trace() to immediately drop you into a pdb prompt. (See the bzrlib.breakin module's source for the exact details.) With p...
What's the difference between the WebConfigurationManager and the ConfigurationManager?
...a web application. As you know, there could be several web.config files in one applicaion - one in the root of the site and any number in subdirectories. You can pass path to the GetSection() method to get possible overridden config.
If we'd looke at WebConfigurationManager with Reflector then thin...
Array extension to remove object by value
...onality as ObjC (i.e. removes all matching objects instead of only the 1st one), you can change "if" to "while"
– powertoold
Nov 12 '15 at 0:24
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iOS: Modal ViewController with transparent background
... do it. It seems to give me a better control over things.
EDIT:
As mentioned by Paul Linsay, since iOS 8 all that's needed is UIModalPresentationOverFullScreen for the modalPresentationStyle of the ViewController being presented. This would also cover of navigationBar and tabBar buttons.
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What do parentheses surrounding an object/function/class declaration mean? [duplicate]
...in the function parameter list act as lexically scoped variables, like the ones defined with var.
The returned function is defined between the braces of the add_gen function so it will have access to the value of n even after add_gen function has finished executing, that is why you will get 5 when ...
efficient circular buffer?
...k @MoonCactus, see the 6 examples I gave on top of the answer; in the last ones, you can see c[-1] is always the right element. __getitem__ does it right.
– Basj
Oct 25 '18 at 8:24
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ReferenceError: event is not defined error in Firefox
...bly should use the parameter passed in from jQuery instead of the "native" one (in Chrome and IE and Safari) is that that one (the parameter) is a jQuery wrapper around the native event object. The wrapper is what normalizes the event behavior across browsers. If you use the global version, you don'...
Should I put the Google Analytics JS in the or at the end of ?
... support for handling partial loading of pages.
Directly from Google:
One of the main advantages of the
asynchronous snippet is that you can
position it at the top of the HTML
document. This increases the
likelihood that the tracking beacon
will be sent before the user leaves
the pa...
JavaScript math, round to two decimal places [duplicate]
...docs/Web/JavaScript/Reference/Global_Objects/Number/toFixed
Edit - As mentioned by others this converts the result to a string. To avoid this:
var discount = +((price / listprice).toFixed(2));
Edit 2- As also mentioned in the comments this function fails in some precision, in the case of 1.005 for ...
Why doesn't String switch statement support a null case?
...owing note:
The prohibition against using null as a switch label prevents one from writing code that can never be executed. If the switch expression is of a reference type, that is, String or a boxed primitive type or an enum type, then a run-time error will occur if the expression evaluates to nul...