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How to automatically generate a stacktrace when my program crashes
...gnal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ucontext.h>
#include <unistd.h>
/* This structure mirrors the one found in /usr/include/asm/ucontext.h */
typedef struct _sig_ucontext {
unsigned long uc_flags;
ucontext_t *uc_...
Exact difference between CharSequence and String in java [duplicate]
...ost . Can any one say what the exact difference between CharSequence and String is, other than the fact that String implements CharSequence and that String is a sequence of character? For example:
...
How do I convert from BLOB to TEXT in MySQL?
...ROUP_CONCATs that convert your output to blobs and you really want them as strings. I had an issue similar to the OP's while using Node.JS with the node-mysql library - this fixed all group_concat issues.
– marksyzm
Jul 26 '13 at 13:53
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Check if a string contains a string in C++
I have a variable of type std::string . I want to check if it contains a certain std::string . How would I do that?
12 ...
Removing first x characters from string?
How might one remove the first x characters from a string? For example, if one had a string lipsum , how would they remove the first 3 characters and get a result of sum ?
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How to compare strings ignoring the case
...
You're looking for casecmp. It returns 0 if two strings are equal, case-insensitively.
str1.casecmp(str2) == 0
"Apple".casecmp("APPLE") == 0
#=> true
Alternatively, you can convert both strings to lower case (str.downcase) and compare for equality.
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How to split a delimited string in Ruby and convert it to an array?
I have a string
5 Answers
5
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How is a non-breaking space represented in a JavaScript string?
...e manually it in its Javascript escaped form:
var x = td.text();
if (x == String.fromCharCode(160)) { // Non-breakable space is char 160
x = '';
}
More information about String.fromCharCode is available here:
fromCharCode - MDC Doc Center
More information about character codes for differe...
Check if a class has a member function of a given signature
...value = type::value;
};
Usage:
struct X {
int serialize(const std::string&) { return 42; }
};
struct Y : X {};
std::cout << has_serialize<Y, int(const std::string&)>::value; // will print 1
sh...
What is the difference between an int and a long in C++?
...
The only guarantee you have are:
sizeof(char) == 1
sizeof(char) <= sizeof(short) <= sizeof(int) <= sizeof(long) <= sizeof(long long)
// FROM @KTC. The C++ standard also has:
sizeof(signed char) == 1
sizeof(unsigned char) == 1
// NOTE: These size are...