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Send attachments with PHP Mail()?
...e PHPMailer). To not blindly trust one would require one to look at the at least 3155 lines sloc (115.456 kb) of code. Given the alternative purely mail() using answers this seems like a worse tradeoff. The alternative answers can do with less then 100 sloc. Dislike that the answer for "I want A" is...
How to save traceback / sys.exc_info() values in a variable?
...ack(tb)
In the case of jupyter notebook, you have to do that at the very least inside the exception handler:
try:
myfunc()
except:
type, val, tb = sys.exc_info()
traceback.clear_frames(tb)
raise type(val).with_traceback(tb)
finally:
# cleanup code in here
gc.collect()
Te...
When is std::weak_ptr useful?
...to promote it to a strong pointer. If that object still exists (because at least one strong pointer to it exists still) that operation succeeds and gives you a strong pointer to it. If that object does not exist (because all strong pointers went away), then that operation fails (and typically you re...
How to check if an object is a certain type
...ention when writing answers. TypeOf is probably an even simpler option, at least in terms of code readability; I've updated the answer with an example of that, too.
– Cody Gray♦
Jul 5 '11 at 9:33
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Why 0 is true but false is 1 in the shell?
...t, or even to float. (int)((char)ENOLCK) is not ENOLCK when char is not at least 8-bit long (7-bit ASCII char machines are supported by UNIX), while (int)((char)0) is 0 independent of the architectural details of char.
Once it is determined that 0 will be the return value for success, then it make...
Why does Hibernate require no argument constructor?
...wInstance(). It is recommended that you have a default constructor with at least package visibility for runtime proxy generation in Hibernate.
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
...
You did at the least imply very strongly that MacPorts overwrites native OS X packages. Instead of "clarifying" while still pretending you didn't say wrote what you wrote, you should probably edit the sentence in question.
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Creating C formatted strings (not printing them)
...ded after the
content.
After the format parameter, the function expects at least as many
additional arguments as needed for format.
Parameters:
str
Pointer to a buffer where the resulting C-string is stored. The buffer
should be large enough to contain the resulting string.
format
C string tha...
Using a strategy pattern and a command pattern
... treat the command as function-to-execute, or reaction. There should be at least two players: the one who requests the action, and the one who executes the action. GUI is typical example for command pattern:
All buttons on application toolbar are associated with some action.
Button is the executor...
Benefits of EBS vs. instance-store (and vice-versa) [closed]
... them and resumed when you need them again (like pausing a Virtual PC), at least with my usage patterns saving much more money than I spend on a few dozen GB of EBS storage.
EBS backed instances don't lose their instance storage when they crash (not a requirement for all users, but makes recovery mu...