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No == operator found while comparing structs in C++
...res.
– fredoverflow
Apr 21 '11 at 8:07
16
@Jonathan The "modern" languages I know do provide a ==...
Check synchronously if file/directory exists in Node.js
...are the historical answers in chronological order:
Original answer from 2010
(stat/statSync or lstat/lstatSync)
Update September 2012
(exists/existsSync)
Update February 2015
(Noting impending deprecation of exists/existsSync, so we're probably back to stat/statSync or lstat/lstatSync)
Update Dece...
RE error: illegal byte sequence on Mac OS X
...
308
A sample command that exhibits the symptom: sed 's/./@/' <<<$'\xfc' fails, because byt...
How can I know which parts in the code are never used?
... never read (even though used).
-Wunreachable-code (older GCC, removed in 2010) should warn about local blocks that are never accessed (it happens with early returns or conditions that always evaluate to true)
there is no option I know of to warn about unused catch blocks, because the compiler gener...
Why is list initialization (using curly braces) better than the alternatives?
... val; // if val==7.9, x2 becomes 7 (bad)
char c2 = val2; // if val2==1025, c2 becomes 1 (bad)
int x3 {val}; // error: possible truncation (good)
char c3 {val2}; // error: possible narrowing (good)
char c4 {24}; // OK: 24 can be represented exactly as a char (good)
char c5 {2...
Android Game Keeps Getting Hacked [closed]
...f the interest for hacking the game.
Freemium model
1) Make the first 5-10 levels free so people can learn the game and have some fun without paying. Less will want to hack the first level and the game will spread even further by Freemium model.
Shareware/clustered levelpacks
2) Let part of the ...
Windows远程桌面授权错误（授权超时）等报错信息疑难解答 - 更多技术 - 清...
...这些错误消息出现在客户端，但通常是由于 Windows Server 2003 终端服务器许可证服务器或终端服务器产生错误而显示这些消息的。因此，当您在对终端服务器授权问题进行故障排除时，请先确定这是服务器配置方面的问题还是网络...
Polymorphism in C++
...2; }
Virtual dispatch:
struct Base { virtual Base& operator+=(int) = 0; };
struct X : Base
{
X(int n) : n_(n) { }
X& operator+=(int n) { n_ += n; return *this; }
int n_;
};
struct Y : Base
{
Y(double n) : n_(n) { }
Y& operator+=(int n) { n_ += n; return *this; }
...
Favicon not showing up in Google Chrome [duplicate]
...////AP///wD///8A////AP///wD///8A////AP///wBTlsIGNpPXADaT1wA2k9dINpPX8TaT1+40ktpDH4r2tB+K9hL///8A////AP///wD///8A////AP///wD///8A////ADaT1wY2k9e7NpPX/TaT16AfivYGH4r23R+K9u4tg/WQLoL1mP///wD///8A////AP///wD///8A////AP///wA2k9fuNpPX5zaT1zMfivYGH4r23R+K9uwjiPYXLoL1+S6C9W7///8A////AP///wD///8A////AP///wD/...
What are the differences between delegates and events?
...
answered Aug 26 '08 at 23:16
mmcdolemmcdole
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