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foldl versus foldr behavior with infinite lists
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234
How folds differ seems to be a frequent source of confusion, so here's a more general overview...
warning: refname 'HEAD' is ambiguous
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224
The problem is that you have a branch called HEAD which is absolutely dangerous, since that's ...
How to set a stroke-width:1 on only certain sides of SVG shapes?
...="60.5" width="50" height="50" class="left"/>
<rect x="0.5" y="120.5" width="50" height="50" class="bottom"/>
<rect x="0.5" y="180.5" width="50" height="50" class="right"/>
</svg>
See jsfiddle.
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Ruby: Change negative number to positive number?
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271
Using abs will return the absolute value of a number
-300.abs # 300
300.abs # 300
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Update Item to Revision vs Revert to Revision
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205
Update to revision will only update files of your workingcopy to your choosen revision.
But y...
std::function and std::bind: what are they, and when should they be used?
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203
std::bind is for partial function application.
That is, suppose you have a function object f ...
Hide all but $(this) via :not in jQuery selector
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edited Aug 27 '09 at 11:40
answered Aug 25 '09 at 13:37
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Python/postgres/psycopg2: getting ID of row just inserted
I'm using Python and psycopg2 to interface to postgres.
3 Answers
3
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Proper URL forming with Query String and Anchor Hashtag
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152
?var=var#hash
everything after # is client side.
Also, look into url rewriting to get rid of ...
Saving images in Python at a very high quality
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edited Aug 9 '19 at 10:27
Dilawar
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answered Ap...