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$.focus() not working
...e. The reason that's not working is simply because it's not stealing focus from the dev console. If you run the following code in your console and then quickly click in your browser window after, you will see it focus the search box:
setTimeout(function() { $('input[name="q"]').focus() }, 3000);
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ipython: print complete history (not just current session)
...%hist or %history to print recent history, but this only prints history from current session.
3 Answers
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What is the coolest thing you can do in
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I got a great response from my kids with a quick VB script to manipulate a Microsoft Agent character. For those that aren't familiar with MS Agent, it's a series of animated onscreen characters that can be manipulated via a COM interface. You can d...
What is the combinatory logic equivalent of intuitionistic type theory?
... I'll present the rules. Context validity just says you can build contexts from empty by adjoining fresh variables inhabiting Sets.
G |- valid G |- S : Set
-------------- ----------------------------- x fresh for G
. |- valid G, x:S |- valid
And now we can sa...
Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?
... so far for clocks in Linux and OS X:
time() returns the wall-clock time from the OS, with precision in seconds.
clock() seems to return the sum of user and system time. It is present in C89 and later. At one time this was supposed to be the CPU time in cycles, but modern standards like POSIX requ...
How to do version numbers? [closed]
...e? Less of an R&D decision and more a product decision.
minor: Starts from 0 whenever major is incremented. +1 for every version that goes public.
release: Every time you hit a development milestone and release the product, even internally (e.g. to QA), increment this. This is especially impor...
Python read-only property
... for an attribute to be settable (such as a derived value, or a value read from some static datasource), the getter-only property is generally the preferred pattern.
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How are multi-dimensional arrays formatted in memory?
...ess the array correctly):
warning: passing argument 1 of ‘function1’ from incompatible pointer type
Because a 2D array is not the same as int **. The automatic decaying of an array into a pointer only goes "one level deep" so to speak. You need to declare the function as:
void function2(i...
User recognition without cookies or local storage
...nd I can currently get the user's IP address, browser and operating system from their user agent.
12 Answers
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Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
... unnecessary copy).
function handle_array($my_array) {
// ... read from but do not modify $my_array
print_r($my_array);
// ... $my_array effectively passed by reference since no copy is made
}
However if you modify the array, a copy of it is made first (which uses more memory but ...