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Why do you use typedef when declaring an enum in C++?
I haven't written any C++ in years and now I'm trying to get back into it. I then ran across this and thought about giving up:
...
How do I check if a type is a subtype OR the type of an object?
... that Baseis (obviously) not a subclass of itself.
Type.IsAssignableFrom
Now, this will answer your particular question, but it will also give you false positives. As Eric Lippert has pointed out in the comments, while the method will indeed return True for the two above questions, it will also re...
Practical usage of setjmp and longjmp in C
...ense only in the top level function.
It would be very tedious and awkward if all the functions in between had to return normally and evaluate return values or a global error variable to determine that further processing doesn't make sense or even would be bad.
That's a situation where setjmp/longj...
Should I URL-encode POST data?
I'm POSTing data to an external API (using PHP, if it's relevant).
4 Answers
4
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Calculate difference in keys contained in two Python dictionaries
...e I have two Python dictionaries - dictA and dictB . I need to find out if there are any keys which are present in dictB but not in dictA . What is the fastest way to go about it?
...
Executing Batch File in C#
... = new ProcessStartInfo("cmd.exe", "/c " + command);
processInfo.CreateNoWindow = true;
processInfo.UseShellExecute = false;
// *** Redirect the output ***
processInfo.RedirectStandardError = true;
processInfo.RedirectStandardOutput = true;
process = Process.Start(processInf...
endsWith in JavaScript
... with ES6 adding endsWith, the point is moot. :-)
ORIGINAL ANSWER:
I know this is a year old question... but I need this too and I need it to work cross-browser so... combining everyone's answer and comments and simplifying it a bit:
String.prototype.endsWith = function(suffix) {
return th...
Adding information to an exception?
... %s' % arg1)
IOError: Stuff happens at arg1
Update 1
Here's a slight modification that preserves the original traceback:
...
def bar(arg1):
try:
foo()
except Exception as e:
import sys
raise type(e), type(e)(e.message +
' happens at ...
How to replace plain URLs with links?
...s, and there are a few worth using despite some downsides:
Soapbox's linkify has seen some serious effort put into it, and a major refactor in June 2015 removed the jQuery dependency. It still has issues with IDNs.
AnchorMe is a newcomer that claims to be faster and leaner. Some IDN issues as well...
Calculate the median of a billion numbers
...
Ah, my brain has just kicked into gear, I have a sensible suggestion now. Probably too late if this had been an interview, but never mind:
Machine 1 shall be called the "control machine", and for the sake of argument either it starts with all the data, and sends it in equal parcels to the oth...