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Python : List of dict, if exists increment a dict value, if not append a new dict
...en easier:
from collections import defaultdict # available in Python 2.5 and newer
urls_d = defaultdict(int)
for url in list_of_urls:
urls_d[url] += 1
If you access the defaultdict using a key, and the key is not already in the defaultdict, the key is automatically added with a default valu...
How does Activity.finish() work in Android?
...on. The finish() operation will not even begin until you return control to Android.
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How should I store GUID in MySQL tables?
... things in different databases, on different machines, at different times, and still merge the data together seamlessly :)
– Billy ONeal
Sep 2 '10 at 0:12
5
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rsync: how can I configure it to create target directory on server?
... rsync from local computer to server. On a directory that does not exist, and I want rsync to create that directory on the server first.
...
How to equalize the scales of x-axis and y-axis in Python matplotlib?
... indeed works like charm. Could you please tell me what plt.plot(range(5)) and plt.gca().set_aspect('equal', adjustable='box') do, if you don't mind? Also, I notice that even if I don't have plt.draw(), the plot will still show up. Then what is the use of it?
– Sibbs Gambling
...
Inner join vs Where
...="T2"."ID"))
-- 2 table access full table1
-- 3 table access full table2
And the execution plan for the query using a WHERE clause.
-- with where clause
EXPLAIN PLAN FOR
SELECT * FROM table1 t1, table2 t2
WHERE t1.id = t2.id;
SELECT *
FROM TABLE (DBMS_XPLAN.DISPLAY);
-- 0 select statement
-- 1...
How to resize a tableHeaderView of a UITableView?
...
FYI: I've gotten this to work by modifying the tableHeaderView and re-setting it. In this case, i'm adjusting the size of the tableHeaderView when the UIWebView subview has finished loading.
[webView sizeToFit];
CGRect newFrame = headerView.frame;
newFrame.size.height = newFrame.size.he...
Git hook to send email notification on repo changes
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Ahhh, but you can accept the answer and you'll both get more reputation!
– Pat Notz
Feb 16 '09 at 14:09
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Do HTML5 custom data attributes “work” in IE 6?
...ElementById("geoff");
alert(geoff.getAttribute("data-geoff"));
See MSDN. And although it is mentioned there that you need IE7 to get this to work, I tested this a while ago with IE6 and it functioned correctly (even in quirks mode).
But this has nothing to do with HTML5-specific attributes, of co...
Understanding spring @Configuration class
Following the question Understanding Spring @Autowired usage I wanted to create a complete knowledge base for the other option of spring wiring, the @Configuration class.
...