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C++ Convert string (or char*) to wstring (or wchar_t*)
...d with the standard library (C++11 and newer) alone.
The TL;DR version:
#include <locale>
#include <codecvt>
#include <string>
std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> converter;
std::string narrow = converter.to_bytes(wide_utf16_source_string);
std::ws...
Gradle finds wrong JAVA_HOME even though it's correctly set
...ript) to call out to a setenv.sh to set up environment variables which may include JAVA_HOME
– Lucas
Mar 10 '14 at 18:38
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How do I create a category in Xcode 6 or higher?
...ilst this may theoretically answer the question, it would be preferable to include the essential parts of the answer here, and provide the link for reference.
– Jasper
Jul 28 '15 at 14:29
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What is the $? (dollar question mark) variable in shell scripting? [duplicate]
...nsider the Bash code:
$ false
$ echo $?
1
The C "equivalent" is:
false.c
#include <stdlib.h> /* exit */
int main(void) {
exit(1);
}
bash.c
#include <unistd.h> /* execl */
#include <stdlib.h> /* fork */
#include <sys/wait.h> /* wait, WEXITSTATUS */
#include <stdio.h&...
Using pre-compiled headers with CMake
...:/foo/bar.h will force you to either pass the /FpC:/foo/bar.h flag or put #include <C:/foo/bar.h> at the top of all of your .cpp files as the first include statement. MSVC does a string compare of the #include arguments, it does not check whether it points to the same file as what was given to...
Serializing an object to JSON
...Download https://github.com/douglascrockford/JSON-js/blob/master/json2.js, include it and do
var json_data = JSON.stringify(obj);
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How to check if the URL contains a given string?
...has a toString() method. So you can do it like this:
(''+window.location).includes("franky")
or
window.location.toString().includes("franky")
From the old Mozilla docs:
Location objects have a toString
method returning the current URL. You
can also assign a string to
window.location...
What is a practical use for a closure in JavaScript?
...y characteristic is that it has access to the scope of the parent function including it's variables and methods.
– Chris Halcrow
Feb 13 '18 at 10:28
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Auto-reload browser when I save changes to html file, in Chrome?
...cript" src="http://livejs.com/live.js"></script>
How?
Just include Live.js and it will monitor the current page including local CSS and Javascript by sending consecutive HEAD requests to the server. Changes to CSS will be applied dynamically and HTML or Javascript changes will reload...
The server principal is not able to access the database under the current security context in SQL Se
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In my case, the message was caused by a synonym which inadvertently included the database name in the "object name". When I restored the database under a new name, the synonym still pointed to the old DB name. Since the user did not have permissions in the old DB, the message appeared. To ...