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Python: Get the first character of the first string in a list?
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139
You almost had it right. The simplest way is
mylist[0][0] # get the first character from th...
Clear form field after select for jQuery UI Autocomplete
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182
Add $(this).val(''); return false;
to the end of your select function to clear the field and ...
Objective-C parse hex string to integer
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169
Joshua Weinberg's answer is mostly correct, however the 0x prefix is optional when scanning he...
Converting from a string to boolean in Python?
...e'
Or to checks against a whole bunch of values:
s.lower() in ['true', '1', 't', 'y', 'yes', 'yeah', 'yup', 'certainly', 'uh-huh']
Be cautious when using the following:
>>> bool("foo")
True
>>> bool("")
False
Empty strings evaluate to False, but everything else evaluates to...
Convert decimal to binary in python [duplicate]
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231
all numbers are stored in binary. if you want a textual representation of a given number in bina...
mongodb: insert if not exists
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157
Sounds like you want to do an "upsert". MongoDB has built-in support for this. Pass an extra...