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Python loop that also accesses previous and next values
...hole sequence in memory at once at any time.
In python 3, it will show an error while importing izip,you can use zip instead of izip. No need to import zip, it is predefined in python 3 - source
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Can't install Ruby under Lion with RVM – GCC issues
...Proxy on a clean Lion installation on Xcode from App Store
I kept getting errors like :
The provided CC(/usr/bin/gcc) is LLVM based.
bash-3.2$ rvm install 1.9.3
ERROR: The provided CC(/usr/bin/gcc) is LLVM based, it is not yet fully supported by ruby and gems, please read `rvm requirements`.
Af...
Where do I find the definition of size_t?
...o assume size_t is the same as unsigned int, which can lead to programming errors,2 particularly as 64-bit architectures become more prevalent.
From C99 7.17.1/2
The following types and macros are defined in the standard header stddef.h
<snip>
size_t
which is the unsigned integer type of the...
When should TaskCompletionSource be used?
... = new ProcessStartInfo(processPath)
{
RedirectStandardError = true,
UseShellExecute = false
}
};
process.Exited += (sender, args) =>
{
if (process.ExitCode != 0)
{
var errorMessage = process.StandardError.ReadToEnd()...
In C, how should I read a text file and print all strings
...sizeof buf, file)) > 0)
fwrite(buf, 1, nread, stdout);
if (ferror(file)) {
/* deal with error */
}
fclose(file);
}
The second method above is essentially how you will read a file with a dynamically allocated array:
char *buf = malloc(chunk);
if (buf == NULL) {
...
What is better, curl or wget? [closed]
... to automate downloading stuff. However, with CURL, I frequently encounter error 18 - transfer closed with outstanding read data remaining (see stackoverflow.com/questions/1759956/…). This error I mostly get while trying to use it in Perl scripts, but WGET never gives me such issues. Shouldn't thi...
c++读注册表 - C/C++ - 清泛网 - 专注C/C++及内核技术
...);
HKEY hKey;
LONG rc = RegOpenKey(HKEY_LOCAL_MACHINE, key, &hKey);
if (ERROR_SUCCESS == rc)
{
WCHAR szBuffer[MAX_PATH];
DWORD dwBufferSize = sizeof(szBuffer);
rc = RegQueryValueEx(hKey, _T("Path"), NULL, NULL, (LPBYTE)szBuffer, &dwBufferSize);
if (ERROR_SUCCE...
为什么编译好的libcurl静态lib用不了？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...wise the linker will look for
dynamic import symbols. If you get linker error like "unknown symbol
__imp__curl_easy_init ..." you have linked against the wrong (static)
library. If you want to use the libcurl.dll and import lib, you don't need
any extra CFLAGS, but use one of the import ...
xml2-config not found. Please check your libxml2 installation - 更多技...
...cking libxml2 install dir... nochecking for xml2-config path... configure: error: xml2-config not fo...安装php时报错：
checking libxml2 install dir... no
checking for xml2-config path...
configure: error: xml2-config not found. Please check your libxml2 installation.
解决：
# yum ...
Java 调用外部进程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，不能正确获得结果
InputStream stderr = process.getErrorStream();
getInputData(stderr, "solver Error>>>");
InputStream inpbuildtar = process.getInputStream();
getInputData(inpbuildtar, "solver Info>>>");
int progEnd = process....