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How to list variables declared in script in bash?
...allows variable reports through (e.g. VAR=VALUE lines).
In particular, the A2 does not spuriously make it into the output.
+ function a() { echo $'\nA2=B'; }; A0=000; A9=999;
+ SOLUTION | grep '^A[0-9]='
A0=000
A9=999
AND: The "DejayClayton" problem is solved (embedded newlines in variable value...
Are default enum values in C the same for all compilers?
...
116
Yes. Unless you specify otherwise in the definition of the enumeration, the initial enumerato...
What is the difference between == and equals() in Java?
....out.println( s1.equals( s2 )); // true
A a1 = new A();
A a2 = new A();
System.out.println( "\n2 - OBJECT TYPES / STATIC VARIABLE" );
System.out.println( a1 == a2 ); // false
System.out.println( a1.s == a2.s ); // true
System.out.println( a1.s.equals...
Memcached下一站：HandlerSocket！ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...st.t (id, a, b) VALUES (1, ‘a1’, ‘b1’), (2, ‘a2’, ‘b2’)
shell> telnet localhost 9999
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
P 1 test t PRIMARY id,a,b
0 1
1 + 3 1 ...
Create a new object from type parameter in generic class
...ect(a1 instanceof A).toBeTruthy();
expect(a1.data).toBe(str);
var a2 = Helper.create(A, {data: str});
expect(a2 instanceof A).toBeTruthy();
expect(a2.data).toBe(str);
var b1 = Helper.createRaw(B, {data: str}
How do I add files and folders into GitHub repos?
...n git commit -m 'Added README'
$ git commit -m 'Added README'
[master 6402a2e] Added README
0 files changed, 0 insertions(+), 0 deletions(-)
create mode 100644 README
Finally, git push -u origin master to push the remote branch master for the repository origin.
$ git push -u origin master
Co...
Is it possible to solve the “A generic array of T is created for a varargs parameter” compiler warni
...d assemble(X container, Y a1) { ... }
void assemble(X container, Y a1, Y a2) { ... }
void assemble(X container, Y a1, Y a2, Y a3) { ... }
void assemble(X container, Y a1, Y a2, Y a3, Y a4) { ... }
void assemble(X container, Y... args) { ... }
}
...
Calling class staticmethod within the class body?
...
Jan VorcakJan Vorcak
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How can I determine whether a 2D Point is within a Polygon?
...x1, float v2y1, float v2x2, float v2y2
) {
float d1, d2;
float a1, a2, b1, b2, c1, c2;
// Convert vector 1 to a line (line 1) of infinite length.
// We want the line in linear equation standard form: A*x + B*y + C = 0
// See: http://en.wikipedia.org/wiki/Linear_equation
a1 =...
Is there a difference between copy initialization and direct initialization?
...quire an object to exist).
As examples in our case, in the case of a1 and a2 special rules say that in such declarations, the result object of a prvalue initializer of the same type as a1 is variable a1, and therefore A_factory_func() directly initializes the object a1. Any intermediary functional-...