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Convert DOS line endings to Linux line endings in Vim
...s I created in Windows, the lines all end with ^M .
How do I delete these characters all at once?
26 Answers
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How do I flush the cin buffer?
... everything until EOF. (you can also supply a second argument which is the character to read until (ex: '\n' to ignore a single line).
Also: You probably want to do a: std::cin.clear(); before this too to reset the stream state.
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What is __stdcall?
...ll Scene::ExecuteCommand(void* command)
{
return system(static_cast<char*>(command));
}
Android Replace “…” with ellipsis character
...is the unicode for "…" so just replace it. It's better to have it as one char/symbol than three dots.
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What’s the best way to check if a file exists in C++? (cross platform)
...on in the stream:
#include <fstream>
bool checkExistence(const char* filename)
{
ifstream Infield(filename);
return Infield.good();
}
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Does Java have buffer overflows?
...
Since Java Strings are based on char arrays and Java automatically checks array bounds, buffer overflows are only possible in unusual scenarios:
If you call native code via JNI
In the JVM itself (usually written in C++)
The interpreter or JIT compiler doe...
可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
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}
signal(SIGALRM,func);
alarm(1);
}
int main(int argc, char** argv)
{
signal(SIGALRM,func);
alarm(1);
for(;;)
{
if( ( ptr = getpwnam("sar") ) == NULL )
{
err_sys( "getpwnam error" );
}
}
return 0;
}
signal...
How to obtain the query string from the current URL with JavaScript?
...ix it tho: replace checks the whole(!) string. we need to remove the first char. removing unnecessary loops. Result: window.location.search window.location.search.substr(1) .split("&") .reduce((acc, param) => { const [key, value] = param.split("="); return { ...
In Bash, how do I add a string after each line in a file?
... @shuhalo According to gnu sed documentation $ also acts as a special character only at the end of the regular expression. So $ regexp grabs the end of each line and s/$/appendix/ substitues the end of a line with a given string. This is my understanding.
– Azatik1000
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deny direct access to a folder and file by htaccess
...or a timestamp and validation. The validation could be, say, the first 10 chars of an MD5 of the timestamp and some internal secret. On processing the submit you can then (i) validate that the timestamp and validation match, and (ii) the timestamp is within, say, 15 minutes of the current time.
T...