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Fastest way to copy file in node.js
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How much faster/slower is this than executing the raw cp test.log newLog.log via require('child_process').exec?
– Lance Pollard
Jan 30 '13 at 20:03
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Best way to strip punctuation from a string
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s.translate(str.maketrans('', '', string.punctuation))
It's performing raw string operations in C with a lookup table - there's not much that will beat that but writing your own C code.
If speed isn't a worry, another option though is:
exclude = set(string.punctuation)
s = ''.join(ch for ch in...
How to get rid of punctuation using NLTK tokenizer?
...code, which removed all the punctuation:
tokens = nltk.wordpunct_tokenize(raw)
type(tokens)
text = nltk.Text(tokens)
type(text)
words = [w.lower() for w in text if w.isalpha()]
share
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impro...
Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt
...Payload property that returns a JwtPayload object that lets you get at the raw JSON of the token. It depends on your scenario which approach it most appropriate.
The general (i.e. non JWT specific) documentation for the SecurityTokenHandler class is at
http://msdn.microsoft.com/en-us/library/syste...
Streaming video from Android camera to server
...droid phone to IP camera:
http://code.google.com/p/ipcamera-for-android
Raw video data is fetched from LocalSocket, and the MDAT MOOV of MP4 was checked first before streaming. The live video is packed in FLV format, and can be played via Flash video player with a build in web server :)
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Convert a Unicode string to a string in Python (containing extra symbols)
...\x9c10'
>>> s.encode('utf16')
'\xff\xfe\x9c\x001\x000\x00'
This raw string of bytes can be written to a file. However, note that when reading it back, you must know what encoding it is in and decode it using that same encoding.
When writing to files, you can get rid of this manual encode...
How can I avoid running ActiveRecord callbacks?
... it without resorting to additional gems, adding conditional checks, using RAW SQL, or futzing with your exiting code in any way, consider using a "shadow object" pointing to your existing db table. Like so:
class ImportedPerson < ActiveRecord::Base
self.table_name = 'people'
end
This works ...
Remove characters except digits from string using Python?
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@asmaier Simply use r for raw string: re.sub(r"\D+", "", "aas30dsa20")
– Mitch McMabers
Nov 6 '19 at 19:34
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What is the string length of a GUID?
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Binary strings store raw-byte data, whilst character strings store text. Use binary data when storing hexi-decimal values such as SID, GUID and so on. The uniqueidentifier data type contains a globally unique identifier, or GUID. This
value is de...
Get data from fs.readFile
...re data is the contents of the file.
If no encoding is specified, then the raw buffer is returned.
SYNCHRONOUS
fs.readFileSync(filename, [encoding])
Synchronous version of fs.readFile. Returns the contents of the file named filename.
If encoding is specified then this function returns a string. Oth...