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usr/bin/ld: cannot find -l
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If your library name is say libxyz.so and it is located on path say:
/home/user/myDir
then to link it to your program:
g++ -L/home/user/myDir -lxyz myprog.cpp -o myprog
share
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When does invoking a member function on a null instance result in undefined behavior?
...behavior" is mentioned in notes in both §1.9/4 and §8.3.2/4, it's never explicitly stated. (Notes are non-normative.)
However, one can try to deduced it from §3.10/2:
An lvalue refers to an object or function.
When dereferencing, the result is an lvalue. A null pointer does not refer to a...
How to find time complexity of an algorithm
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How to find time complexity of an algorithm
You add up how many machine instructions it will execute as a function of the size of its input, and then simplify the expression to the largest (when N is very large) term and can include any simplify...
How do you check whether a number is divisible by another number (Python)?
...e modulus operator, %
n % k == 0
evaluates true if and only if n is an exact multiple of k. In elementary maths this is known as the remainder from a division.
In your current approach you perform a division and the result will be either
always an integer if you use integer division, or
always...
Error 1022 - Can't write; duplicate key in table
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Exactly as you said. Many constraints were auto generated with the same idcategory iduser names in the rest of the CREATE query - thanks for your help!
– Git-able
Aug 5 '13 at 14:38
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Customizing Bootstrap CSS template
..., be completely (and easily) modifiable, be sustainable (ie – when the next version of Bootstrap is released from Twitter I don’t have to start over.
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Why are mutable structs “evil”?
...ue types immutable.
First, you tend to lose changes quite easily... for example, getting things out of a list:
Foo foo = list[0];
foo.Name = "abc";
what did that change? Nothing useful...
The same with properties:
myObj.SomeProperty.Size = 22; // the compiler spots this one
forcing you to d...
How to access parent scope from within a custom directive *with own scope* in AngularJS?
...ards, but I want to avoid something totally hacky or unmaintainable. For example, I know I could do it right now by taking the $scope from the preLink parameters and iterating over it's $sibling scopes to find the conceptual "parent".
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Python try…except comma vs 'as' in except
What is the difference between ',' and 'as' in except statements, eg:
5 Answers
5
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Android emulator failed to allocate memory 8
When I try to run my WXGA800 emulator from Eclipse it's giving an error like this
12 Answers
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