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PHP 5: const vs static
...nction) and can store its value between function calls, example:
function foo()
{
static $numOfCalls = 0;
$numOfCalls++;
print("this function has been executed " . $numOfCalls . " times");
}
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git ignore exception
...avior I want. However, if I want an exception ( i.e. to be able to commit foo.dll ), how can I achieve this?
9 Answers
...
Performance difference for control structures 'for' and 'foreach' in C#
...Time.Now;
for (int i = 0; i < intList.Count; i++)
{
int foo = intList[i] * 2;
if (foo % 2 == 0)
{
}
}
TimeSpan finished = DateTime.Now - timeStarted;
Console.WriteLine(finished.TotalMilliseconds.ToString());
Console.Read();
}
And here i...
不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...到第一行： 1 + shift +G
3: 快速到第40 行： 40 + shift + G
#ifdef GNU_LINUX
#define __USE_GNU
#endif
========
问题解决
#include <netinet/in_systm.h>
[root@RS1 zebra-0.95a]# make install
Making install in lib
make[1]: Entering directory `/mnt/zebra-0.95a/lib'
make[2]: ...
JavaScript closures vs. anonymous functions
....
Consider the following example;
function f()
{//begin of scope f
var foo='hello'; //foo is declared in scope f
for(var i=0;i<2;i++){//i is declared in scope f
//the for loop is not a function, therefore we are still in scope f
var bar = 'Am I accessible?';//bar is declared in sc...
To underscore or to not to underscore, that is the question
...rk languages? For example since C# is case-sensitive you can call a field "foo" and the public property "Foo" and it works fine.
...
Overload with different return type in Java?
...ficient for the compiler to figure out which function to call:
public int foo() {...}
public float foo() {..}
...
foo(); // which one?
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Can virtual functions have default parameters?
...er values are based on the static type.
Given
class A {
virtual void foo(int i = 1) { cout << "A::foo" << i << endl; }
};
class B: public A {
virtual void foo(int i = 2) { cout << "B::foo" << i << endl; }
};
void test() {
A a;
B b;
A* ap = &b;
a.foo(...
Any reason not to use '+' to concatenate two strings?
...ires an argument, and you write it expecting to get a string:
In [1]: def foo(zeta):
...: print 'bar: ' + zeta
In [2]: foo('bang')
bar: bang
So, this function may be used pretty often throughout the code. Your coworkers may know exactly what it does, but not necessarily be fully up-to-sp...
getenv() vs. $_ENV in PHP
...
Does not explain why $_ENV("FOO") and getenv("FOO") return different results.
– rich remer
Aug 10 '16 at 23:17
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