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Automatic counter in Ruby for each?
...tal Ruby and if you don't know it, you're going to be in big trouble (try: http://poignantguide.net/ruby/).
Taken from the Ruby source code:
hash = Hash.new
%w(cat dog wombat).each_with_index {|item, index|
hash[item] = index
}
hash #=> {"cat"=>0, "wombat"=>2, "dog"=>1}
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Is there a C# type for representing an integer Range?
...};
foreach (var name in names[1..4])
{
yield return name;
}
Check out https://blogs.msdn.microsoft.com/dotnet/2018/12/05/take-c-8-0-for-a-spin/ for more detail.
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Debug.Assert vs Exception Throwing
... text file rather than being rude to the end-user.
– HTTP 410
Nov 23 '11 at 14:55
3
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JPA OneToMany not deleting child
... magic of the wayback machine saves us: web.archive.org/web/20120225040254/http://javablog.co.uk/2009/…
– Louis Jacomet
Jul 2 at 10:02
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What does “=>” mean in PHP?
...error message Parse error: syntax error, unexpected T_DOUBLE_ARROW in /var/www/cha.php on line 2.
– Léo Léopold Hertz 준영
Aug 6 '09 at 22:34
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How can I grep for a string that begins with a dash/hyphen?
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The dash is a special character in Bash as noted at http://tldp.org/LDP/abs/html/special-chars.html#DASHREF. So escaping this once just gets you past Bash, but Grep still has it's own meaning to dashes (by providing options).
So you really need to escape it twice (if you pref...
how does multiplication differ for NumPy Matrix vs Array classes?
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Reference from http://docs.scipy.org/doc/scipy/reference/tutorial/linalg.html
..., the use of the numpy.matrix class is discouraged, since it adds nothing that cannot be accomplished with 2D numpy.ndarray objects, and may lead to a confusi...
Cannot read configuration file due to insufficient permissions
...rror being discussed in this thread you might face an authorization error "HTTP Error 401.3 - Unauthorized" as your next hurdle. To fix that if you have enabled anonymous authentication then change the anonymous user identity from "IUSR" (set as default by IIS) to Application pool identity. To get t...
How do I use PHP to get the current year?
...
http://us2.php.net/date
echo date('Y');
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The project cannot be built until the build path errors are resolved.
... No problems any more.
Here is the source where I found the information:
http://crunchify.com/cannot-be-read-or-is-not-a-valid-zip-file-how-to-fix-maven-build-path-error-with-corrupted-jar-file/
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