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Func vs. Action vs. Predicate [duplicate]
...lt;int> myAction = new Action<int>(DoSomething);
myAction(123); // Prints out "123"
// can be also called as myAction.Invoke(123);
Func<int, double> myFunc = new Func<int, double>(CalculateSomething);
Console.Wr...
Save modifications in place with awk
...ace.awk include file to invoke the extension properly like so:
$ cat file
123 abc
456 def
789 hij
$ gawk -i inplace '{print $1}' file
$ cat file
123
456
789
The variable INPLACE_SUFFIX can be used to specify the extension for a backup file:
$ gawk -i inplace -v INPLACE_SUFFIX=.bak '{print $1}'...
How do I (or can I) SELECT DISTINCT on multiple columns?
...eUploader: {
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Reasons that the passed Intent would be NULL in onStartCommand
...eUploader: {
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How Do I Convert an Integer to a String in Excel VBA?
...he shortest way without declaring the variable is with Type Hints :
s$ = 123 ' s = "123"
i% = "123" ' i = 123
This will not compile with Option Explicit. The types will not be Variant but String and Integer
share
...
How to get the browser language using JavaScript [duplicate]
...turns an array of language preference: navigator.languages //["en-US", "zh-CN", "ja-JP"] This should work on at least 95% of browsers in 2020.
– Cornelius Roemer
Mar 9 at 13:13
...
C++/COM VARIANT实现二维数组 - C/C++ - 清泛网 - 专注C/C++及内核技术
...T*/
VARIANT var = (VARIANT)olesa;
参考资料
http://blog.sina.com.cn/s/blog_74f586a50100rv6t.html
http://hfp0601.blog.163.com/blog/static/228483522011031104718762/
C++ COM VARIANT 二维数组
C++虚析构函数解析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...构派生类的状况发生。
以下内容转自： http://blog.sina.com.cn/s/blog_7c773cc50100y9hz.html
a.第一段代码
#include<iostream>
using namespace std;
class ClxBase{
public:
ClxBase() {};
~ClxBase() {cout << "Output from the destructor of class ClxBase!" << endl;};
...
Facebook入华有希望吗 - 资讯 - 清泛网 - 专注C/C++及内核技术
...2004年，至今已拥有十多亿用户。2007年，Facebook注册了。cn域名，这被外界视做Facebook进入中国内地市场的一个信号。毕竟Facebook在席卷全球的同时，它的版图上始终有一块空白，而这块空白里面约有13亿人口。然而，多年来这个消...
500彩票网2亿入股第三方支付平台 - 资讯 - 清泛网 - 专注C/C++及内核技术
...股浙江商盟技术有限公司(以下简称“统统付”，“Sumpay.cn”)，它拥有第三方支付牌照。500彩票网将向统统付投资约3560万美元(约合2亿元人民币)，持有63%的股份。
资料显示，商盟旗下“统统付”是国内独立第三方定制支付服务...