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SQL SELECT WHERE field contains words
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Note that if you use LIKE to determine if a string is a substring of another string, you must escape the pattern matching characters in your search string.
If your SQL dialect supports CHARINDEX, it's a lot easier to use it instead:
SELECT * FROM MyTable
WHERE CHARI...
How to prevent gcc optimizing some statements in C?
...ch function that is defined after this point is as if attribute((optimize("STRING"))) was specified for that function.".
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jun 26 '19 at 15:21
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Regular expression to find URLs within a string
Does anyone know of a regular expression I could use to find URLs within a string? I've found a lot of regular expressions on Google for determining if an entire string is a URL but I need to be able to search an entire string for URLs. For example, I would like to be able to find www.google.com ...
How do I find where an exception was thrown in C++?
...#endif
#include <execinfo.h>
#include <signal.h>
#include <string.h>
#include <iostream>
#include <cstdlib>
#include <stdexcept>
void my_terminate(void);
namespace {
// invoke set_terminate as part of global constant initialization
static const bool SE...
how to stop browser back button using javascript
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the 3rd argument to history.pushState() is a url. Solutions which pass a string like 'no-back-button' or 'pagename' seem to work OK, until you then try a Refresh/Reload on the page, at which point a "Page not found" error is generated when the browser tries to locate a page with that as its Url. (...
What would be the Unicode character for big bullet in the middle of the character?
... font). Searching for “circle” finds many characters, too many, as the string appears in so many names. The largest simple circle is probably U+25CF BLACK CIRCLE “●”. If it’s too large U+26AB MEDIUM BLACK CIRCLE “⚫” might be suitable.
Beware that few fonts contain these characters...
How do I get the path of a process in Unix / Linux
...swers were specific to linux.
If you need also unix, then you need this:
char * getExecPath (char * path,size_t dest_len, char * argv0)
{
char * baseName = NULL;
char * systemPath = NULL;
char * candidateDir = NULL;
/* the easiest case: we are in linux */
size_t buff_len;
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Pythonic way to create a long multi-line string
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Are you talking about multi-line strings? Easy, use triple quotes to start and end them.
s = """ this is a very
long string if I had the
energy to type more and more ..."""
You can use single quotes too (3 of them of course at start and en...
How do I analyze a program's core dump file with GDB when it has command-line parameters?
...ddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int myfunc(int i) {
*(int*)(NULL) = i; /* line 7 */
return i - 1;
}
int main(int argc, char **argv) {
/* Setup some memory. */
char data_ptr[] = "string in data segment";
char *mmap_ptr;
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Python Threading String Arguments
I have a problem with Python threading and sending a string in the arguments.
2 Answers
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