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Insert current date in datetime format mySQL
I'm having problems getting the date inserted properly into my database.
15 Answers
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How do I limit the number of results returned from grep?
I would like to say 10 lines max from grep.
5 Answers
5
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How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
My table is:
18 Answers
18
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iOS Image Orientation has Strange Behavior
For the past few weeks I've been working with images in objective-c and noticing a lot of strange behavior. First, like many other people, I've been having this problem where images taken with the camera (or taken with somebody else's camera and MMS'd to me) are rotated 90 degrees. I wasn't sure w...
Javascript and regex: split string and keep the separator
...xpression asserts that the special character exists, but does not actually match it:
string.split(/<br \/>(?=&#?[a-zA-Z0-9]+;)/g);
See it in action:
var string = "aaaaaa<br />† bbbb<br />‡ cccc";
console.log(string.split(/<br \/>(?=&#?[a...
MySQL Select Date Equal to Today
I'm trying to run a mysql select statement where it looks at today's date and only returns results that signed up on that current day. I've currently tried the following, but it doesn't seem to work.
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What does [ N … M ] mean in C aggregate initializers?
From sys.c line 123:
1 Answer
1
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How do I append one string to another in Python?
...s to extend the string in place.
The end result is that the operation is amortized O(n).
e.g.
s = ""
for i in range(n):
s+=str(i)
used to be O(n^2), but now it is O(n).
From the source (bytesobject.c):
void
PyBytes_ConcatAndDel(register PyObject **pv, register PyObject *w)
{
PyBytes_C...
Cost of len() function
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It's O(1) (constant time, not depending of actual length of the element - very fast) on every type you've mentioned, plus set and others such as array.array.
share
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Rolling median algorithm in C
I am currently working on an algorithm to implement a rolling median filter (analogous to a rolling mean filter) in C. From my search of the literature, there appear to be two reasonably efficient ways to do it. The first is to sort the initial window of values, then perform a binary search to inser...