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Traverse all the Nodes of a JSON Object Tree with JavaScript
...ypeOf(value) === Object.prototype) {
traverse(value, callback, trail.concat(key))
} else {
callback.call(obj, key, value, trail)
}
})
}
traverse({a: {b: {c: {d: 1}}, e: {f: 2}}}, function (key, value, trail) {
console.log(arguments)
})
...
Left Join With Where Clause
...to retrieve all default settings from the settings table but also grab the character setting if exists for x character.
6 ...
How to check if a String contains another String in a case insensitive manner in Java?
..._INSENSITIVE).matcher(source).find();
EDIT: If s2 contains regex special characters (of which there are many) it's important to quote it first. I've corrected my answer since it is the first one people will see, but vote up Matt Quail's since he pointed this out.
...
How to print time in format: 2009‐08‐10 18:17:54.811
...lt;stdio.h>
#include <time.h>
int main()
{
time_t timer;
char buffer[26];
struct tm* tm_info;
timer = time(NULL);
tm_info = localtime(&timer);
strftime(buffer, 26, "%Y-%m-%d %H:%M:%S", tm_info);
puts(buffer);
return 0;
}
For milliseconds part, have ...
Linux: is there a read or recv from socket with timeout?
...econds;
tv.tv_usec = 0;
setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, (const char*)&tv, sizeof tv);
// WINDOWS
DWORD timeout = timeout_in_seconds * 1000;
setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeout, sizeof timeout);
// MAC OS X (identical to Linux)
struct timeval tv;
tv...
Difference between null and empty (“”) Java String
... @Zach L : when String s = null+"a"; it gives output nulla but null.concat("a") it gives the null pointer exception. what is the reason in my first case null+"a"; is working.
– Ved Prakash
Sep 14 '19 at 16:23
...
How can I use an http proxy with node.js http.Client?
...(chunk))
res.on('end', () => {
console.log('DONE', Buffer.concat(chunks).toString('utf8'))
})
})
}
}).on('error', (err) => {
console.error('error', err)
}).end()
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...
Removing an element from an Array (Java) [duplicate]
... the case when the element is not in the array.
Hope that helps!
public char[] remove(char[] symbols, char c)
{
for (int i = 0; i < symbols.length; i++)
{
if (symbols[i] == c)
{
char[] copy = new char[symbols.length-1];
System.arraycopy(symbols, ...
how does array[100] = {0} set the entire array to 0?
How does the compiler fill values in char array[100] = {0}; ? What's the magic behind it?
4 Answers
...
How to concatenate two strings to build a complete path
...ame. Thus
//dir///subdir////file is the same as /dir/subdir/file.
As such concatenating a two strings to build a complete path is a simple as:
full_path="$part1/$part2"
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