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MySQL DISTINCT on a GROUP_CONCAT()
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374
GROUP_CONCAT has DISTINCT attribute:
SELECT GROUP_CONCAT(DISTINCT categories ORDER BY categor...
Storing Image Data for offline web application (client-side storage database)
... Offline blob cache for PNG slippy maps
Testing
171 PNG files (total of 3.2MB)
Platforms tested: Chrome v24, FireFox 18, IE 10
Should also work with Chrome & FF for Android
Fetch from web server
using XHR2 (supported on almost all browsers) for blob download from web server
I went with XH...
Is it possible to execute code once before all tests run?
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3 Answers
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Escaping keyword-like column names in Postgres
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3 Answers
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How to convert comma-delimited string to list in Python?
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293
You can use the str.split method.
>>> my_string = 'A,B,C,D,E'
>>> my_list = m...
How do you set EditText to only accept numeric values in Android?
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edited Jul 17 at 2:33
Josh Correia
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answere...
Spring @PostConstruct vs. init-method attribute
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153
No practically I don't think there is any difference but there are priorities in the way they wo...
Comment out text in R Markdown (Rmd file)
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What is the source code of the “this” module doing?
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This is called rot13 encoding:
d = {}
for c in (65, 97):
for i in range(26):
d[chr(i+c)] = chr((i+13) % 26 + c)
Builds the translation table, for both uppercase (this is what 65 is for) and lowercase (this is what 97 is for) char...