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How to get name of exception that was caught in Python?
...
Here are a few different ways to get the name of the class of the exception:
type(exception).__name__
exception.__class__.__name__
exception.__class__.__qualname__
e.g.,
try:
foo = bar
except Exception as exception:
assert type(...
Try catch statements in C
...tjmp and longjmp calls.
static jmp_buf s_jumpBuffer;
void Example() {
if (setjmp(s_jumpBuffer)) {
// The longjmp was executed and returned control here
printf("Exception happened here\n");
} else {
// Normal code execution starts here
Test();
}
}
void Test() {
// Rough eq...
C++使用OLE/COM高速读写EXCEL的源码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...Excel 文件，有时候打开EXCEL文件就要
void CloseExcelFile(BOOL if_save = FALSE);
//另存为一个EXCEL文件
void SaveasXSLFile(const CString &xls_file);
///取得打开文件的名称
CString GetOpenFileName();
///取得打开sheet的名称
CString GetLoadSheetName();
/...
Pythonic way to find maximum value and its index in a list?
If I want the maximum value in a list, I can just write max(List) , but what if I also need the index of the maximum value?
...
深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...T_SEG
;----------------------------------------------------------
; Now, the processor is real mode
;----------------------------------------------------------
bits 16
org BOOT_SEG ; for int 19
start:
mov ax, cs
mov ds,...
Is there a standard sign function (signum, sgn) in C/C++?
...
@GMan: GCC only just now (4.5) stopped having cost quadratic to the number of instantiations for template functions, and they are still drastically more expensive to parse and instantiate than manually written functions or the standard C preproce...
Is arr.__len__() the preferred way to get the length of an array in Python?
...operty, while yet another uses .count(). Having a language-level keyword unifies the entry point for all these types. So even objects you may not consider to be lists of elements could still be length-checked. This includes strings, queues, trees, etc.
The functional nature of len() also lends its...
How to print a int64_t type in C
...
And, if using C++ on Linux, be sure to #define __STDC_FORMAT_MACROS before including inttypes.h.
– csl
Nov 28 '14 at 8:50
...
How to write a cron that will run a script every day at midnight?
...-day.sh")
sleep 1d - means it waits for one day and then it runs again.
now give the permission to your script.use below command:-
chmod +x every-day.sh
now, execute this shell script in the background by using "nohup".
This will keep executing the script even after you logout from your session...
Why does += behave unexpectedly on lists?
...e general answer is that += tries to call the __iadd__ special method, and if that isn't available it tries to use __add__ instead. So the issue is with the difference between these special methods.
The __iadd__ special method is for an in-place addition, that is it mutates the object that it acts ...