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Will strlen be calculated multiple times if used in a loop condition?
...ange, but I personally wouldn't rely on that.
I'd do something like
for (int i = 0, n = strlen(ss); i < n; ++i)
or possibly
for (int i = 0; ss[i]; ++i)
as long as the string isn't going to change length during the iteration. If it might, then you'll need to either call strlen() each time, ...
How do you automatically resize columns in a DataGridView control AND allow the user to resize the c
...ode.Fill;
//datagrid has calculated it's widths so we can store them
for (int i = 0; i <= grd.Columns.Count - 1; i++) {
//store autosized widths
int colw = grd.Columns[i].Width;
//remove autosizing
grd.Columns[i].AutoSizeMode = DataGridViewAutoSizeColumnMode.None;
//set width...
Difference between parameter and argument [duplicate]
... of a formal parameter, if you will.
That being said, they are often used interchangeably, their exact use depending on different programming languages and their communities. For example, I have also heard actual parameter etc.
So here, x and y would be formal parameters:
int foo(int x, int y) {
...
Get boolean from database using Android and SQLite
...
It is:
boolean value = cursor.getInt(boolean_column_index) > 0;
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How can I increase the cursor speed in terminal? [closed]
...the cursor speed in terminal?
I have Mac OS X by the way.
It would also be interesting to know it for Linux.
2 Answers
...
How to sort an ArrayList in Java [duplicate]
...
List<Fruit> fruits= new ArrayList<Fruit>();
Fruit fruit;
for(int i = 0; i < 100; i++)
{
fruit = new Fruit();
fruit.setname(...);
fruits.add(fruit);
}
// Sorting
Collections.sort(fruits, new Comparator<Fruit>() {
@Override
public int compare(Fruit fruit2,...
Python3 integer division [duplicate]
In Python3 vs Python2.6, I've noticed that I can divide two integers and get a float. How do you get the Python2.6 behaviour back? Is there a different method to get int/int = int?
...
Generating a Random Number between 1 and 10 Java [duplicate]
...tion says, this method call returns "a pseudorandom, uniformly distributed int value between 0 (inclusive) and the specified value (exclusive)". This means that you will get numbers from 0 to 9 in your case. So you've done everything correctly by adding one to that number.
Generally speaking, if yo...
c++提取复数的实部和虚部 - C/C++ - 清泛网 - 专注C/C++及内核技术
... // 虚部
};
bool Parse(COMPLEX * cp, const char * strCplx, const int len)
{
memset(cp, 0, sizeof(COMPLEX));
char buf[MAX_BUF_LEN];
int signPos = -1, // +/-号位置
iPos = -1; // 结尾的i的位置
for (int i = len-1; i >-1; i--)
{
...
C语言判断文件是否存在 - C/C++ - 清泛网 - 专注C/C++及内核技术
...言判断文件是否存在用函数access，头文件是io.h，原型：int access(const char *filename, int amode);amode参数为0时表示检查文件的存在性，如果文件存...用函数access，头文件是io.h，原型：
int access(const char *filename, int amode);
amode参数为0时...