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'id' is a bad variable name in Python
...yle Guide for Python Code, the following guidance appears in the section Descriptive: Naming Styles :
single_trailing_underscore_ : used by convention to avoid conflicts
with Python keyword, e.g.
Tkinter.Toplevel(master, class_='ClassName')
So, to answer the question, an example t...
How to efficiently compare two unordered lists (not sets) in Python?
... No thanks. I don't have much interest in debugging spurious timing scripts. There is a lot going on here (pure python vs C code, timsort being applied to randomized data vs semi-ordered data, different implementation details across versions, how many duplicates are in the data, etc.)
...
How do I get a list of column names from a psycopg2 cursor?
...ute("Select * FROM people LIMIT 0")
colnames = [desc[0] for desc in curs.description]
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How to solve PHP error 'Notice: Array to string conversion in…'
...hen logs the Notice to stderr and keeps going.
Another example in a PHP script:
<?php
$stuff = array(1,2,3);
print $stuff; //PHP Notice: Array to string conversion in yourfile on line 3
?>
You have 2 options, either cast your PHP array to String using an array to string convert...
Finding the id of a parent div using Jquery
...nction () {
var id = $("#MadonwebTest").closest("div").attr("id");
alert(id);
});
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Managing CSS Explosion
...ase.css
somepage.css
someotherpage.css
some_abstract_component.css
Use a script to combine them into one; if necessary. You can even have a nice directory structure as well, and just have your script recursively scan for .css files.
If you must write headings, have a TOC at the start of the file ...
Javascript How to define multiple variables on a single line?
...o leak into the global namespace.
(function() { var a = global = 5 })();
alert(window.global) // 5
It's best to just use commas and preferably with lots of whitespace so it's readable:
var a = 5
, b = 2
, c = 3
, d = {}
, e = [];
...
Best algorithm for detecting cycles in a directed graph [closed]
...opological_sorting
has the pseudo-code for one algorithm, and a brief description of another from Tarjan. Both have O(|V| + |E|) time complexity.
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POST Content-Length exceeds the limit
...iles[0].size/1024/1024;
if (fileSize > 2) { // 2M
alert('Your custom message for max file size exceeded');
$('#your_input_file_id').val('');
}
});
});
How to urlencode data for curl command?
I am trying to write a bash script for testing that takes a parameter and sends it through curl to web site. I need to url encode the value to make sure that special characters are processed properly. What is the best way to do this?
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