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When to use Preorder, Postorder, and Inorder Binary Search Tree Traversal strategies
...BST's plenty in my life, I've never even contemplated using anything but Inorder traversal (while I am aware of and know how easy it is to adapt a program to use pre/post-order traversal).
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How to launch jQuery Fancybox on page load?
... may be using document.ready() elsewhere, and IE9 gets upset with the load order of the two. This leaves you with two options: change everything to window.load or use a setTimer().
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How to extract year and month from date in PostgreSQL without using to_char() function?
...t to select sql:
SELECT "year-month" from table group by "year-month" AND order by date , where
year-month - format for date "1978-01","1923-12".
select to_char of couse work , but not "right" order:
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What does `node --harmony` do?
...aps, andweak maps))
type: bool default: false
--harmony (enable all harmony features (except typeof))
type: bool default: false
So --harmony is a shortcut to enable all the harmony features (e.g. --harmony_scoping, --harmony_proxies, etc.) From this blog post, it seems harmony e...
Is it feasible to do (serious) web development in Lisp? [closed]
...e almost any kind of application in almost any programming language, especially in such a powerful one as Lisp (be it Scheme or Common Lisp). But is it practical to use it for web development? If so, what should be a good starting point? Where can be found the proper resources (tools, libraries, doc...
How do I connect to a MySQL Database in Python?
...onnecting to MYSQL with Python 2 in three steps
1 - Setting
You must install a MySQL driver before doing anything. Unlike PHP, Only the SQLite driver is installed by default with Python. The most used package to do so is MySQLdb but it's hard to install it using easy_install. Please note MySQLdb o...
Can I create a One-Time-Use Function in a Script or Stored Procedure?
...That is not function within a script and may still require permissions. In order to avoid repetitive segments the only option SQL has is WITH statement.
– alex.peter
Dec 6 '19 at 17:38
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Select 50 items from list at random to write to file
...
If the list is in random order, you can just take the first 50.
Otherwise, use
import random
random.sample(the_list, 50)
random.sample help text:
sample(self, population, k) method of random.Random instance
Chooses k unique random elements f...
Firebug says “No Javascript on this page”, even though JavaScript does exist on the page
... 'debugger' option. See this page for a discussion on the migration. Read all the posts dated 19 November for further information.
It seems to me that the option gives less functionality but Firebug per se is never going to be fixed for Firefox 50 and beyond
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Ignoring an already checked-in directory's contents?
...d guess that the creators wanted the untracking of files to be explicit in order to lessen the risks of mistakenly untracking important parts of your project. I imagine there are also technical reasons.
– Gordon Wilson
Aug 25 '09 at 18:55
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