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How do I get the last day of a month?
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@Henk Actually I pulled this from a place in our source that creates the DateTime from the lastDayOfMonth. Honestly either way works perfectly well. It's a pedantic argument which way is better. I've done it both ways and both yield the same answer.
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Java generics type erasure: when and what happens?
...u can't know that it's a List<String>. But objects don't just appear from nowhere. They are created locally, passed in as a method invocation argument, returned as the return value from a method call, or read from a field of some object... In all these cases you CAN know at runtime what the g...
Difference between size_t and std::size_t
... unsigned int, which can lead to
programming errors,[3][4] when moving
from 32 to 64-bit architecture, for
example.
According to the 1999 ISO C
standard (C99), size_t is an unsigned
integer type of at least 16 bits.
And the rest you can read from this page at wikipedia.
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Stack Memory vs Heap Memory [duplicate]
...k memory vs heap memory. All I know is when I call new, I would get memory from heap. If if create local variables, I would get memory from stack. After some research on internet, the most common answer is stack memory is temporary and heap memory is permanent.
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How to use cURL to send Cookies?
...ol, it's passed as is, otherwise it's treated as a filename to read cookie from.
– ryenus
Oct 21 '14 at 2:10
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Mac OSX Lion DNS lookup order [closed]
...cal webserver running on 127.0.0.1:80 and your browser receives a response from the webserver (error or otherwise), no AAAA query is issued, as it seems to be satisfied that a TCP connection was at least possible.
On a related note, if you make heavy use of the hosts file (for adblocking, local w...
How do you normalize a file path in Bash?
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if you're wanting to chomp part of a filename from the path, "dirname" and "basename" are your friends, and "realpath" is handy too.
dirname /foo/bar/baz
# /foo/bar
basename /foo/bar/baz
# baz
dirname $( dirname /foo/bar/baz )
# /foo
realpath ../foo
# ../foo: No ...
How to get current foreground activity context in android?
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Knowing that ActivityManager manages Activity, so we can gain information from ActivityManager. We get the current foreground running Activity by
ActivityManager am = (ActivityManager)context.getSystemService(Context.ACTIVITY_SERVICE);
ComponentName cn = am.getRunningTasks(1).get(0).topActivity;
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SQLAlchemy: What's the difference between flush() and commit()?
...a Session object to query the database, the query will return results both from the database and from the flushed parts of the uncommitted transaction it holds. By default, Session objects autoflush their operations, but this can be disabled.
Hopefully this example will make this clearer:
#---
s =...
What does #defining WIN32_LEAN_AND_MEAN exclude exactly?
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Directly from the Windows.h header file:
#ifndef WIN32_LEAN_AND_MEAN
#include <cderr.h>
#include <dde.h>
#include <ddeml.h>
#include <dlgs.h>
#ifndef _MAC
#include <lzexpand.h>...