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Circular list iterator in Python
...erpetuity. That documentation for cycle implies that the input iterable is converted to list before its generator starts, since iterable is only "good for one pass over the set of values".
– Jacob Krall
May 17 '16 at 2:30
...
Using the Swift if let with logical AND operator &&
...onstruct
can now unwrap multiple optionals at once, as well as include
intervening boolean conditions. This lets you express conditional
control flow without unnecessary nesting.
With the statement above, the syntax would then be:
if let tabBarController = window!.rootViewController as? UIT...
Understanding recursion [closed]
...se containing N-1 flowers.
Hmm, can we see that in code?
void emptyVase( int flowersInVase ) {
if( flowersInVase > 0 ) {
// take one flower and
emptyVase( flowersInVase - 1 ) ;
} else {
// the vase is empty, nothing to do
}
}
Hmm, couldn't we have just done that in a for loop...
API to automatically upload apk to Google Play? [closed]
...d line would look. P.S. The .p12 key mention there will not work until you convert it yo .pem with the command "openssl pkcs12 -in my_google_key.p12 -out my_google_key.pem -nodes -clcert"
– Vitalii
Sep 2 '14 at 10:21
...
Difference between namespace in C# and package in Java
...kage statement.
C#
Namespaces are used to organize programs, both as an "internal" organization system for a program, and as an "external" organization system.
System.Security.Cryptography.AsymmetricAlgorithm aa;
may be replaced:
using System.Security.Crypography;
AsymmetricAlgorithm aa;
Al...
Professional jQuery based Combobox control? [closed]
...mljquery-editable-combo-2/
Should be easy to wrap this into a plugin that converts an existing select tag, though I haven't seen that done yet.
P.S.: The main problem I see with "jQuery Editable Combobox" is that it remains a select list, and it is not obvious at all that you can just start typing...
Post JSON using Python Requests
.... The data parameter of requests works fine with dictionaries. No need for converting to a string.
– Advait S
Jul 2 '18 at 6:32
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show 1 mor...
Is there a use-case for singletons with database access in PHP?
...ou had used a singleton. A singleton is an iffy pattern in itself, but it converts fairly easily to an intelligent factory pattern--can even be converted to use dependency injection without too much trouble. For instance, if your singleton is gotten through getInstance(), you can pretty easily cha...
Left-pad printf with spaces
How can I pad a string with spaces on the left when using printf?
4 Answers
4
...
How to inspect Javascript Objects
...lert(JSON.stringify(object)) with a modern browser?
In case of TypeError: Converting circular structure to JSON, here are more options: How to serialize DOM node to JSON even if there are circular references?
The documentation: JSON.stringify() provides info on formatting or prettifying the output...