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Accessing items in an collections.OrderedDict by index
...ems method returns an interable dictionary view object rather than a list, and don't support slicing or indexing. So you'd have to turn it into a list first. docs.python.org/3.3/library/stdtypes.html#dict-views
– Peter DeGlopper
Jun 5 '13 at 21:51
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How to prevent robots from automatically filling up a form?
...attacks) way of solving anti-spam is tracking the time between form-submit and page-load.
Bots request a page, parse the page and submit the form. This is fast.
Humans type in a URL, load the page, wait before the page is fully loaded, scroll down, read content, decide wether to comment/fill in th...
Accessing localhost:port from Android emulator
...ith the IP address "10.0.2.2".
This has been designed in this way by the Android team. So your webserver can perfectly run at localhost and from your Android app you can access it via "http://10.0.2.2:<hostport>".
If your emulator must access the internet through a proxy server, you can con...
How can I get last characters of a string
...th - 1); // => "1"
This gets the characters starting at id.length - 5 and, since the second argument for .substr() is omitted, continues to the end of the string.
You can also use the .slice() method as others have pointed out below.
If you're simply looking to find the characters after the u...
Logical Operators, || or OR?
... no "better" but the more common one is ||. They have different precedence and || would work like one would expect normally.
See also: Logical operators (the following example is taken from there):
// The result of the expression (false || true) is assigned to $e
// Acts like: ($e = (false || true...
Function in JavaScript that can be called only once
...y once, in each time after the first it won't be executed. I know from C++ and Java about static variables that can do the work but I would like to know if there is a more elegant way to do this?
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PHP - Extracting a property from an array of objects
...
this is the correct solution and will lead to the fact that every upcoming maintainer will be "wtf"'d :D
– Andreas Klinger
Jul 13 '09 at 11:56
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Why does “return list.sort()” return None, not the list?
... l = sorted(l.append('2')) (I just added semi-colon so you could cut/paste and run)
– JGFMK
May 30 '18 at 9:54
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Avoid trailing zeroes in printf()
...ll remove all but the first N decimals, then strip off the trailing zeros (and decimal point if they were all zeros).
char str[50];
sprintf (str,"%.20g",num); // Make the number.
morphNumericString (str, 3);
: :
void morphNumericString (char *s, int n) {
char *p;
int count;
p = str...
Why doesn't String switch statement support a null case?
...wondering why the Java 7 switch statement does not support a null case and instead throws NullPointerException ? See the commented line below (example taken from the Java Tutorials article on switch ):
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