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What is the recommended way to use Vim folding for Python code
...ldmethod=indent for Python. Then, in your .vimrc, set foldmethod=manual. Now, you can fold in both Python and non-Python with spacebar mapping
– Lionel
Jun 21 '12 at 21:54
a...
Read a file in Node.js
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With Node 0.12, it's possible to do this synchronously now:
var fs = require('fs');
var path = require('path');
// Buffer mydata
var BUFFER = bufferFile('../public/mydata.png');
function bufferFile(relPath) {
return fs.readFileSync(path.join(__dirname, relPath));...
How to iterate over a JSONObject?
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org.json.JSONObject now has a keySet() method which returns a Set<String> and can easily be looped through with a for-each.
for(String key : jsonObject.keySet())
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Adding a column to an existing table in a Rails migration
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@neeraj you probably have the answer by now but for other seekers, yes you can as in e.g. t.string :column_x, limit: 10, after: :column_y (for Rails 4 at least)
– 244an
May 15 '19 at 19:59
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Put current changes in a new Git branch [duplicate]
...diting some modules on the master branch but I haven't committed them. I'm now thinking that these changes should really be on an experimental branch and not the master branch.
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Get The Current Domain Name With Javascript (Not the path, etc.)
... to detect the actual domain name that the page is loading from so that I know what to change my content to?
17 Answers
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Format numbers in django templates
...end(value[-decimal_points:])
value = value[:-decimal_points]
# now we should have parts = ['345', '12']
parts.reverse()
# and the return value should be u'12.345'
return seperator.join(parts)
Creating a custom template filter from this function is trivial.
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snprintf and Visual Studio 2010
...es the C99 support brief for MSVC 2013. As snprintf() family functions are now a part of C++11 standard, MSVC lags behind clang and gcc in C++11 implementation!
– fnisi
Jun 3 '14 at 23:24
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How to write inline if statement for print?
...ilarly when you write
x = a if b else 0
it means
x = (a if b else 0)
Now what would it print/assign if there was no else clause? The print/assignment is still there.
And note, that if you don't want it to be there, you can always write the regular if statement on a single line, though it's le...
Is there a way to 'uniq' by column?
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Good to know. Thx! (Of course this makes sense, thinking of "cat" and "lazyness" ;))
– Carsten C.
Dec 17 '09 at 7:19
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