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Fastest way to check if a string is JSON in PHP?
...r) i will receive object, but not array. json_decode($str, true) forces to convert into array. Why do complicated string in your code? Check for is_array(json_decode($str, true)) and some time later when you read it you will understand that decoded must be only an array. Much harder to guess is_obje...
Web-scraping JavaScript page with Python
...e/'
r = Render(url)
result = r.frame.toHtml()
# This step is important.Converting QString to Ascii for lxml to process
# The following returns an lxml element tree
archive_links = html.fromstring(str(result.toAscii()))
print archive_links
# The following returns an array containing the URLs
ra...
How to process POST data in Node.js?
...('end', () => {
console.log('No more data');
})
}).listen(8080)
Converting Buffers to Strings
If you try this you will notice the chunks are buffers. If you are not dealing with binary data and need to work with strings instead I suggest use request.setEncoding method which causes the st...
When you exit a C application, is the malloc-ed memory automatically freed?
... the only way to free memory to be to exit. For example, you might want to convert your program into a server (daemon) which keeps running while handling many requests for individual units of work, or your program might become a small part of a larger program.
However, here is a reason to skip fre...
How do I move a single folder from one Subversion repository to another repository?
...e a top-level directory, make sure your editor is not set to automatically convert end-of-line characters to the native format (e.g., \r\n to \n), as the content will then not agree with the metadata. This will render the dump file useless.
Use sed or Vim to substitute the top-level directory, but ...
Type List vs type ArrayList in Java [duplicate]
...e ArrayList specific methods are limited. In that case you can very easily convert your List to ArrayList very easily. Most common is to accidentally use an ArrayList method, without that being necessary. Changing ArrayList to List or another List implementation is difficult.
–...
Why are Standard iterator ranges [begin, end) instead of [begin, end]?
...hat were passed an array and a size.
void func(int* array, size_t size)
Converting to half-closed ranges [begin, end) is very simple when you have that information:
int* begin;
int* end = array + size;
for (int* it = begin; it < end; ++it) { ... }
To work with fully-closed ranges, it's har...
How to split one string into multiple strings separated by at least one space in bash shell?
...ividual elements directly (it starts with 0):
echo ${stringarray[0]}
or convert back to string in order to loop:
for i in "${stringarray[@]}"
do
:
# do whatever on $i
done
Of course looping through the string directly was answered before, but that answer had the the disadvantage to not kee...
Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...
I don't have the results posted. Just I converted several pages from our site and measured rendering time before and after. Nothing too scientific :)
– serg
Jul 3 '10 at 17:15
...
How to use shared memory with Linux in C
...shmdt");
exit(1);
}
return 0;
}
Steps :
Use ftok to convert a pathname and a project identifier to a System V IPC key
Use shmget which allocates a shared memory segment
Use shmat to attache the shared memory segment identified by shmid to the address space of the calling proc...