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What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
...ing.html
– Johanna
Jan 19 '10 at 12:05
2
in the above site is written that:"Calling the Class.for...
Can a C++ enum class have methods?
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And the compiler will prevent things like:
Fruit f = 1; // Compile time error.
You could easily add methods such that:
Fruit f("Apple");
and
f.ToString();
can be supported.
share
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improv...
How to remove non-alphanumeric characters?
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There's still an error in this, the character classes need to be terminated with ':]' so the correct line would be: preg_replace("/[^[:alnum:][:space:]]/ui", '', $string);
– h00ligan
Nov 17 '14 at 14:03...
Why do I get TypeError: can't multiply sequence by non-int of type 'float'?
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I learned to read the syntax error before posting here and using Google. I was trying to convert the raw_input for salesAmount to an int rather than a float. Do you know why int will not work, but rather float would? Bare with me, lol.
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How to have no pagebreak after \include in LaTeX
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answered Jul 31 '09 at 0:05
Léo Léopold Hertz 준영Léo Léopold Hertz 준영
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Inline labels in Matplotlib
...h Friedlander
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answered Sep 9 '16 at 1:27
NauticalMileNauticalMile
1,11922 ...
A Java collection of value pairs? (tuples?)
...if I understand correctly, rolling out a simple pair class yields a syntax error, a subpar hashCode method, null pointer exceptions, no compareTo method, design questions ... and people still advocate rolling out this class while it exists in Apache commons. Please, just copy the code if you don't w...
Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...淆的版本运行正常，在混淆后的版本的代码运行错误，并提示Uncaught TypeError: Object [object Object] has no method，那就是你没有做混淆例外处理。 在混淆文件加入类似这样的代码。
keepattributes *Annotation*
keepattributes JavascriptInterface
-ke...
Append an object to a list in R in amortized constant time, O(1)?
...eval
env_with_list_ 8712.146 9138.250 10185.533 10257.678 10761.33 12058.264 5
c_ 13407.657 13413.739 13620.976 13605.696 13790.05 13887.738 5
list_ 854.110 913.407 1064.463 914.167 1301.50 1339.132 5
by_index 11656.866 11705.140 1218...
What's the difference between a proc and a lambda in Ruby?
...t;Proc:0x3c7d28@(irb):1>
p.call 1, 2 # => 5
p.call 1 # => NoMethodError: undefined method `**' for nil:NilClass
p.call 1, 2, 3 # => 5
l = lambda {|a, b| puts a**2+b**2 } # => #<Proc:0x15016c@(irb):5 (lambda)>
l.call 1, 2 # => 5
l.call 1 # => ArgumentError: wrong number of ...