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How can I link to a specific glibc version?
...ric
so in menuconfig I do:
Operating System
Version of linux
so I select:
4.14.71
which is the first equal or older version. It has to be older since the kernel is backwards compatible.
Now you can build with:
env -u LD_LIBRARY_PATH time ./ct-ng build CT_JOBS=`nproc`
and now wait for...
逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...能是C语言的内部函数，于是查到其定义为：int sscanf(const char *str, const char *format,…)，给出一个使用实例：sscanf(“s 1”, “%s %d”, str, &a)，函数返回2（因为接收了2个参数），str为char*类型，保存”s”；a为int类型，保存1。由此，...
How to find list of possible words from a letter matrix [Boggle Solver]
...aster; it turns out to use regular-expression matching instead of a set of characters. Doing the same in Python about doubles the speed.
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What is the string length of a GUID?
I want to create a varchar column in SQL that should contain N'guid' while guid is a generated GUID by .NET ( Guid.NewGuid ) - class System.Guid.
...
C read file line by line
...stdio.h>
#include <stdlib.h>
int main(void)
{
FILE * fp;
char * line = NULL;
size_t len = 0;
ssize_t read;
fp = fopen("/etc/motd", "r");
if (fp == NULL)
exit(EXIT_FAILURE);
while ((read = getline(&line, &len, fp)) != -1) {
printf("Retri...
Clojure: reduce vs. apply
...more vague and thus can only be optimized on a case-by-case basis. str and concat are the two prevalent exceptons.
– cgrand
Aug 22 '13 at 9:41
1
...
Converting any string into camel case
...elcase/5 . Care to contribute a version that can handle (remove) non-alpha chars? camelize("Let's Do It!") === "let'SDoIt!" sad face. I'll try myself but fear I will just add another replace.
– Orwellophile
May 19 '15 at 7:22
...
What is the difference between #include and #include “filename”?
...ation-defined manner". See answer from piCookie.
– Richard Corden
Sep 17 '08 at 13:41
63
While yo...
“Unknown class in Interface Builder file” error at runtime
...n't need to recreate the files.
Using XCode 4, in the Project Navigator, select the .m file that contains the class that it is complaining about
Go to View->Utilities->Show File Inspector(this will show the File Inspector to the right, with that .m-file info)
Open the Target Membership secti...
Assign one struct to another in C
...ment is supported for structs. However, there are problems:
struct S {
char * p;
};
struct S s1, s2;
s1.p = malloc(100);
s2 = s1;
Now the pointers of both structs point to the same block of memory - the compiler does not copy the pointed to data. It is now difficult to know which struct insta...