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How to determine if binary tree is balanced?
...ide. Consider this tree:
/\
/ \
/ \
/ \_____
/\ / \_
/ \ / / \
/\ C /\ / \
/ \ / \ /\ /\
A B D E F G H J
OK, a bit messy, but each side of the root is balanced: C is depth 2, A, B, D, E are depth 3, and F, G...
What difference is there between WebClient and HTTPWebRequest classes in .NET?
...FtpWebRequest, depend on your request. Below is an example:
Example:
var _request = (HttpWebRequest)WebRequest.Create("http://stackverflow.com");
var _response = (HttpWebResponse)_request.GetResponse();
WebClient
System.Object
System.MarshalByRefObject
System.ComponentModel....
`from … import` vs `import .` [duplicate]
... for simplicity or to avoid masking built ins:
from os import open as open_
# lets you use os.open without destroying the
# built in open() which returns file handles.
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improve this answer...
Where to learn about VS debugger 'magic names'
...moves, we emit debug info for it anyway into the PDB. We stuck the suffix __Deleted$ onto such variables so that the debugger knows that they were in source code but not represented in the binary.
Temporary variable slots allocated by the compiler are given names with the pattern CS$X$Y, where X i...
Importing variables from another file?
...
Did you have a __init__.py file? See here for more details.
– J0ANMM
Sep 28 '16 at 7:21
...
Could not locate Gemfile
...h-4.2$ bundle install
Using rake (0.9.2.2)
Using i18n (0.6.0)
Using multi_json (1.3.6)
Using activesupport (3.2.11)
Using builder (3.0.0)
Using activemodel (3.2.11)
Using erubis (2.7.0)
Using journey (1.0.4)
Using rack (1.4.1)
Using rack-cache (1.2)
Using rack-test (0.6.1)
Using hike (1.2...
How do I determine the target architecture of static library (.a) on Mac OS X?
...lib/libiodbc.a
Architectures in the fat file: /usr/lib/libiodbc.a are: x86_64 i386 ppc
% lipo -info libnonfatarchive.a
input file libnonfatarchive.a is not a fat file
Non-fat file: libnonfatarchive.a is architecture: i386
%
...
is node.js' console.log asynchronous?
...ed, I've added some comments to explain things:
.... code here...
process.__defineGetter__('stdout', function() {
if (stdout) return stdout; // only initialize it once
/// many requires here ...
if (binding.isatty(fd)) { // a terminal?...
How to check if bootstrap modal is open, so i can use jquery validate
... @GregPettit mentions, one can use:
($("element").data('bs.modal') || {})._isShown // Bootstrap 4
($("element").data('bs.modal') || {}).isShown // Bootstrap <= 3
as discussed in Twitter Bootstrap Modal - IsShown.
When the modal is not yet opened, .data('bs.modal') returns undefined, he...
subtle differences between JavaScript and Lua [closed]
...ua, you can manipulate environments with getfenv and setfenv in Lua 5.1 or _ENV in Lua 5.2 and 5.3.
In JS, all functions are variadic. In Lua, functions must be explicitly declared as variadic.
Foreach in JS loops over object properties. Foreach in Lua (which use the keyword for) loops over iterator...