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Create a .txt file if doesn't exist, and if it does append a new line
I would like to create a .txt file and write to it, and if the file already exists I just want to append some more lines:
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__lt__ instead of __cmp__
...s ComparableMixin:
def __eq__(self, other):
return not self<other and not other<self
def __ne__(self, other):
return self<other or other<self
def __gt__(self, other):
return other<self
def __ge__(self, other):
return not self<other
def __le__(self, other):...
How good is Java's UUID.randomUUID?
I know that randomized UUIDs have a very, very, very low probability for collision in theory, but I am wondering, in practice, how good Java's randomUUID() is in terms of not having collision? Does anybody have any experience to share?
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How to make a node.js application run permanently?
On a Debian server, I installed Node.js. I understand how to launch an app from putty with this command line:
19 Answers
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UICollectionView inside a UITableViewCell — dynamic height?
...ually easier than you may think. Put your cells into NIBs (or storyboards) and pin them to let auto layout do all the work
Given the following structure:
TableView
TableViewCell
CollectionView
CollectionViewCell
CollectionViewC...
Why should we include ttf, eot, woff, svg,… in a font-face
... , there are multiple font types included like ttf , eot , woff , svg and cff .
3 Answers
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
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As far as I understand, this question relates to how to expose a loosely coupled API with some appropriate defaults. In this case, you may have a good Local Default, in which case the dependency can be regarded as optional. One way to deal with...
How to remove an item for a OR'd enum?
...rses or 'flips' all bits for the given data type. As such, if you use the AND operator (&) with some value (let's call that value 'X') and the complement of one or more set bits (let's call those bits Q and their complement ~Q), the statement X & ~Q clears any bits that were set in Q from X...
Calculate age given the birth date in the format YYYYMMDD
... answered Feb 24 '14 at 9:51
André Snede KockAndré Snede Kock
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What exactly is an Assembly in C# or .NET?
...on a given machine. That compiled code will also be stored in the assembly and reused on subsequent calls.
The assembly can also contain resources like icons, bitmaps, string tables and so on. Furthermore, the assembly also contains metadata in the assembly manifest - information like version numbe...