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SHFileOperation 这个API函数怎么用起来结果飘忽不定？ - c++1y / stl - 清...
...配符查找文件，核心代码如下：
WIN32_FIND_DATA FindFileData;
char szCurPath[MAX_PATH + 1] = { 0 };
GetCurrentDirectory(MAX_PATH, szCurPath);
CString findFileName;
findFileName.Format("%stest*.txt", szCurPath);
HANDLE hFind = ::FindFirstFile(findFileName, &FindFileData);
if...
【解决】double free or corruption (!prev) - C/C++ - 清泛网 - 专注C/C++及内核技术
...大小，在free的时候也会检测出来，报这个错误，如：
char* buf = malloc(5);
memcpy(buf, "123456", 6);
free(buf); //free时报此错误
实际项目中可能此类问题没法直观定位到，推荐使用gcc自带的 asan 检查内存错误。
asan 内存跟踪
libunwind：记录程序崩溃堆栈 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...all
记录堆栈的代码如下：
static void log_backtrace(void) {
char name[256];
unw_cursor_t cursor;
unw_context_t uc;
unw_word_t ip, sp, offp;
unw_getcontext(&uc);
unw_init_local(&cursor, &uc);
syslog(LOG_ERR, "--illegal memory access--");
while(unw_step(&cursor) > 0) {...
Cannot refer to a non-final variable inside an inner class defined in a different method
...access the variables.
@Ankur: You could do this:
public static void main(String args[]) {
int period = 2000;
int delay = 2000;
Timer timer = new Timer();
timer.scheduleAtFixedRate(new TimerTask() {
// Variables as member variables instead of local variables in main()
...
What is a monad?
... element types, for example transform an array of numbers into an array of strings or something else. As long as it still an Array.
This can be described a bit more formally using Typescript notation. An array have the type Array<T>, where T is the type of the elements in the array. The method...
How to get all groups that a user is a member of?
... Thanks! this worked. only downside is the value returned is a string.
– shaiss
Nov 15 '12 at 21:25
3
...
Java: Date from unix timestamp
...
Instant instant = Instant.ofEpochSecond( 1_280_512_800L );
instant.toString(): 2010-07-30T18:00:00Z
See that code run live at IdeOne.com.
Asia/Kabul or Asia/Tehran time zones ?
You reported getting a time-of-day value of 22:30 instead of the 18:00 seen here. I suspect your PHP utility is...
How do you get the footer to stay at the bottom of a Web page?
...ooter screws it, but figured out that that can be fixed by subtracting the extra padding on the footer from the {footer, push} height.
– nicooga
Oct 20 '12 at 7:13
...
is it possible to update UIButton title/text programmatically?
... The UIButton will ignore the title change if it already has an Attributed String to use (with seems to be the default you get when using Xcode interface builder).
I used the following:
[self.loginButton
setAttributedTitle:[[NSAttributedString alloc] initWithString:@"Error !!!" attributes:ni...
How to get multiple select box values using jQuery?
...('#multipleSelect').val() || []; Also worth noting it returns an array of strings. I was comparing to an integer and getting no matches, so i added a .toString().
– tkerwood
Jul 27 '16 at 2:05
...