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Arguments or parameters? [duplicate]
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Rinat has the Formal definition--what you have isn't wrong, but it isn't quite right either.
– avgvstvs
Apr 7 '11 at 15:47
add a comm...
What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
...ll install version 1.4.9 of nokogiri (suppose we don't have Gemfile.lock).
What does it mean ?
As you see if you don't have any Gemfile.lock and run:
bundle install
then the currently used gems can be different at any time. Your app used the version 1.4.4 and it works 8 months ago without any probl...
What is the difference between an annotated and unannotated tag?
... tags usually have pretty useless messages (can it say more than the name? What for?). Unfortunately, this top-voted answer does not mention this difference.
– Piotr Findeisen
Jul 30 '15 at 14:39
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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
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The usage of org.apache.commons.httpclient.URI is not strictly an issue; what is an issue is that you target the wrong constructor, which is depreciated.
Using just
new URI( [string] );
Will indeed flag it as depreciated. What is needed is to provide at minimum one additional argument (the fir...
What is the difference between Numpy's array() and asarray() functions?
What is the difference between Numpy's array() and asarray() functions? When should you use one rather than the other? They seem to generate identical output for all the inputs I can think of.
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Check if a string is null or empty in XSLT
..., including it's pseudo-code and my own early experience with XSLT. I.e., "What is the equivalent of the following Java?":
!(categoryName == null || categoryName.equals(""))
For more details e.g., distinctly identifying null vs. empty, see johnvey's answer below and/or the XSLT 'fiddle' I've adap...
What does bundle exec rake mean?
What does bundle exec rake db:migrate mean? Or just bundle exec rake <command> in general?
7 Answers
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What is the PostgreSQL equivalent for ISNULL()
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I don't know what ISNULL you commenters are referring to, but field IS NULL gives a boolean value, while ISNULL in SQL Server operates like COALESCE: it returns one of the non-NULL values. This answer is terribly wrong. See the documentat...
What is the proper #include for the function 'sleep()'?
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this is what I use for a cross-platform code:
#ifdef _WIN32
#include <Windows.h>
#else
#include <unistd.h>
#endif
int main()
{
pollingDelay = 100
//do stuff
//sleep:
#ifdef _WIN32
Sleep(pollingDelay);
#else...
Calling class staticmethod within the class body?
...spirit of teaching someone to fish rather than giving them a fish, this is what I did to investigate and find that out (a C&P from my Python session):
>>> class Foo(object):
... @staticmethod
... def foo():
... return 3
... global z
... z = foo
>>> z
&...