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How to scroll to the bottom of a UITableView on the iPhone before the view appears
...@ChamiraFernando this is the easiest way :)
– AITAALI_ABDERRAHMANE
Dec 15 '17 at 22:15
Note that it might make sense t...
Sorting dictionary keys in python [duplicate]
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my_list = sorted(dict.items(), key=lambda x: x[1])
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Python - Count elements in list [duplicate]
...:
>>> l = ['a','b','c']
>>> len(l)
3
>>> l.__len__()
3
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Compile (but do not run) a Python script [duplicate]
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py_compile — Compile Python source files
import py_compile
py_compile.compile('my_script.py')
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Remove duplicate entries using a Bash script [duplicate]
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Perl one-liner similar to @kev's awk solution:
perl -ne 'print if ! $a{$_}++' input
This variation removes trailing whitespace before comparing:
perl -lne 's/\s*$//; print if ! $a{$_}++' input
This variation edits the file in-place:
perl -i -ne 'print if ! $a{$_}++' input
This variation e...
Calling filter returns [duplicate]
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@Mr_and_Mrs_D try putting an iterator object itObj in [] and you will get [itObj], while putting in list() you will get values from object like [1, 4, 7], assuming itObj has these values.
– user2846569
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ATL CComPtr和CComQIPtr详解 - C/C++ - 清泛网 - 专注IT技能提升
...> punk;
下面三个例子完全相同
CComPtr<IXXX> pno;
CComPtr<IXXX,&__uuidof(IXXX)> pno;
CComPtr<IXXX,&IID_IXXX> pno;
CComQIPtr可以用任何一个类型的接口指针初始化,如果初始化的值与CComQIPtr的类型相同,那么构造函数简单调用 指针的AddRef,但是,如...
Visul C++中CList用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...和构造方法
CList的声明如下:
template< class TYPE, class ARG_TYPE >class CList : public CObject
由此,我们知道CList是一个模版类,那么他的两个class是什么意思呢?
下面看一个例子:
CList<CString ,CString&> list;//链表对象1
CList<CString,CString> l...
64 bit OS下int占几个字节? - C/C++ - 清泛网 - 专注C/C++及内核技术
...混淆。int是由编程语言设计决定的,不受编译器的影响。__int64才是8位的。另外,指针是受编译器 OS影响的,3...int固定4字节,不要受64 bit的混淆。int是由编程语言设计决定的,不受编译器的影响。
__int64才是8位的。
另外,指...
C/C++ 如何向上取整? - C/C++ - 清泛网 - 专注C/C++及内核技术
...上取整?一般地,向上取整有两种方法:#include <math.h>int _tmain(int argc, _TCHAR* argv[]){int a = 6, b = 5; ceil函数printf("%d...一般地,向上取整有两种方法:
#include <math.h>
int _tmain(int argc, _TCHAR* argv[])
{
int a = 6, b = 5;
//ceil函数
prin...
