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Merge PDF files
...e pages keyword argument of append and merge, passing a tuple in the form (start, stop[, step]) (like the regular range function).
e.g.
merger.append(pdf, pages=(0, 3)) # first 3 pages
merger.append(pdf, pages=(0, 6, 2)) # pages 1,3, 5
If you specify an invalid range you will get an IndexErro...
Backbone.js get and set nested object attribute
...se for when properties of models are instances of Backbone.Model, and then start doing magical event bubbling.
– Domenic
Jan 2 '13 at 4:38
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Using Git with an existing Xcode project
...he Source Control menu is grayed out.
Apparently, it's easy to do if you start a new project, but how do I import an existing project with snapshots and everything?
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Convert PDF to image with high resolution
...flag will likely give worse results on higher values if the quality of the starting image was lower than that.
– parvus
Oct 6 '16 at 8:48
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str.startswith with a list of strings to test for
...nd comparisons and simply use a list, but not sure how to use it with str.startswith :
2 Answers
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Responsive font size in CSS
... using media queries to reduce the font-size at certain intervals where it starts breaking your design and creating scrollbars.
For example, try adding this inside your CSS at the bottom, changing the 320 pixels width for wherever your design starts breaking:
@media only screen and (max-width: 320px...
Distributed sequence number generation?
... there's a good description and writeup of this on the mailing list that I started - mail-archive.com/zookeeper-user@hadoop.apache.org/msg01967.html
– Jon
Oct 4 '10 at 19:17
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MySQL, Check if a column exists in a table with SQL
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I threw this stored procedure together with a start from @lain's comments above, kind of nice if you need to call it more than a few times (and not needing php):
delimiter //
-- ------------------------------------------------------------
-- Use the inforamtion_schema t...
What is the difference between parseInt() and Number()?
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The Number() constructor can also handle hexadecimal number, they have to start with 0x.
Example:
console.log(parseInt('0xF', 16)); // 15
// z is no number, it will only evaluate 0xF, therefore 15 is logged
console.log(parseInt('0xFz123', 16));
// because the radix is 10, A is consid...
Error - Unable to access the IIS metabase
...access-the-iis-metabase.aspx
To quote
The solution to this is simple: start your Visual Studio with "Run as
Administrator". You can do this by right clicking the shortcut and
selecting "Run as Administrator".
share...