大约有 22,000 项符合查询结果（耗时：0.0464秒） [XML]
Guaranteed lifetime of temporary in C++?
...Schaub: What is a "full-expression" in this case: printf("%s", strdup(std::string("$$$").c_str()) ); ?I mean if strdup(std::string("$$$").c_str()) is taken as the full expression, then the pointer that strdup sees is valid. If std::string("$$$").c_str() is a full expression, then the pointer that st...
Integer to hex string in C++
How do I convert an integer to a hex string in C++ ?
17 Answers
17
...
How to make an OpenGL rendering context with transparent background?
...-------*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <GL/gl.h>
#include <GL/glx.h>
#include <GL/glxext.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xrender.h>
#include <X11/Xutil.h>
#defin...
Generic TryParse
...am trying to create a generic extension that uses 'TryParse' to check if a string is a given type:
23 Answers
...
Should I impose a maximum length on passwords?
...hed, the password length wouldn't matter to them (hash functions convert a string of any length to a fixed length).
– Vicky Chijwani
Apr 15 '17 at 13:58
|...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
... Be aware - storing as binary(60) can cause unexpected behavior for string equality (among other things). In .NET this can be overcome by using String.Equals(fromDataBaseBinary60string, typicalishString, StringComparison.InvariantCulture)
– JHubbard80
Fe...
Removing carriage return and new-line from the end of a string in c#
...return character (\r) and the new line character (\n) from the end of a string?
12 Answers
...
Linux Glibc幽灵漏洞允许黑客远程获取系统权 - 操作系统(内核) - 清泛网 - ...
...<< EOF #include <netdb.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> #define CANARY"in_the_coal_mine" struct { char buffer[1024]; char canary[sizeof(CANARY)]; } temp = { "buffer", CANARY }; int main(void) { struct hostent resbuf; struct hostent *result; int herrno;...
Listing all extras of an Intent
...ntent:
Bundle bundle = intent.getExtras();
if (bundle != null) {
for (String key : bundle.keySet()) {
Log.e(TAG, key + " : " + (bundle.get(key) != null ? bundle.get(key) : "NULL"));
}
}
Make sure to check if bundle is null before the loop.
...
What are allowed characters in cookies?
...lue?
According to the ancient Netscape cookie_spec the entire NAME=VALUE string is:
a sequence of characters excluding semi-colon, comma and white space.
So - should work, and it does seem to be OK in browsers I've got here; where are you having trouble with it?
By implication of the above:...