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What is the difference between re.search and re.match?
What is the difference between the search() and match() functions in the Python re module ?
8 Answers
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How can I add reflection to a C++ application?
... I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this information?
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Maximum filename length in NTFS (Windows XP and Windows Vista)?
...signing a database table which will hold filenames of uploaded files. What is the maximum length of a filename in NTFS as used by Windows XP or Vista?
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Should a retrieval method return 'null' or throw an exception when it can't produce the return value
I am using java language,I have a method that is supposed to return an object if it is found.
36 Answers
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Getting only response header from HTTP POST using curl
...ile>
Write the protocol headers to the specified file.
This option is handy to use when you want to store the headers
that a HTTP site sends to you. Cookies from the headers could
then be read in a second curl invocation by using the -b,
--cookie op...
How to append rows to an R data frame
...ng(i)
}
df
}
Here's a similar approach, but one where the data.frame is created as the last step.
# Use preallocated vectors
f4 <- function(n) {
x <- numeric(n)
y <- character(n)
for (i in 1:n) {
x[i] <- i
y[i] <- i
}
data.frame(x, y, stringsAsFactors=FALSE)
}...
Load a UIView from nib in Swift
Here is my Objective-C code which I'm using to load a nib for my customised UIView :
27 Answers
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Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
...ecimal numbers over a TCP connection, sort them, and then send the sorted list out over another TCP connection.
36 Answers...
Count the number of occurrences of a character in a string in Javascript
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I have updated this answer. I like the idea of using a match better, but it is slower:
console.log(("str1,str2,str3,str4".match(/,/g) || []).length); //logs 3
console.log(("str1,str2,str3,str4".match(new RegExp("str", "g")) || []).length); ...
How to convert std::string to LPCSTR?
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str.c_str() gives you a const char *, which is an LPCSTR (Long Pointer to Constant STRing) -- means that it's a pointer to a 0 terminated string of characters. W means wide string (composed of wchar_t instead of char).
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