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What's the optimum way of storing an NSDate in NSUserDefaults?
...4) = 75second error. Double precision is what a DateTime interval, and its RAW precision is now better than a millionth of a second.
– Tom Andersen
May 10 '12 at 15:38
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What is the difference between the dot (.) operator and -> in C++? [duplicate]
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Note that this is only for raw pointers. For class types that overload the operator, it has some other interesting properties...
– David Rodríguez - dribeas
Jul 17 '12 at 18:19
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Docker - a way to give access to a host USB or serial device?
...fe as it maps all the devices from your host into the container, including raw disk devices and so forth. Basically this allows the container to gain root on the host, which is usually not what you want.
Using the cgroups approach is better in that respect and works on devices that get added after t...
Does pandas iterrows have performance issues?
...se groupby to avoid repeated comparing of values.
Use to_records to access raw numpy.records objects.
Don't operate on DataFrame until you have compiled all the data.
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HMAC-SHA1 in bash
...c "$key" "$@"
}
# hex output by default
hash_hmac "sha1" "value" "key"
# raw output by adding the "-binary" flag
hash_hmac "sha1" "value" "key" -binary | base64
# other algos also work
hash_hmac "md5" "value" "key"
shar...
how to change any data type into a string in python
... It's probably true that the majority of core library objects by raw percentage return the object.__repr__-style angle-bracket representation, but many of the most commonly used ones do not. The rule of thumb for repr is that if it makes sense to return Python code that could be evaluated ...
Java RegEx meta character (.) and ordinary dot?
...ng the regex. if hardcoded you do need to use: "\\." , if reading from a raw source (e.g. text file) you use only a single backslash: \.
– Paul
Apr 8 '16 at 14:21
add a com...
php var_dump() vs print_r()
...rinted by print_r is much more in readable format where as var_dump prints raw values.
print_r function can be used in many contexts where as var_dump can be used in debugging purposes mainly since it can't return value.
sh...
What is the difference between supervised learning and unsupervised learning? [closed]
...s that try to find correlations without any external inputs other than the raw data.
Example: data mining clustering algorithms.
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Can I escape html special chars in javascript?
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@jamix You can not do a global replacement with raw strings, while modern browser engines optimize simple regular expression pretty good.
– bjornd
May 30 '14 at 15:43
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