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Parse large JSON file in Nodejs
...ring(d))
});
This will log objects as they come in if the stream is an array of objects. Therefore the only thing being buffered is one object at a time.
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remove None value from a list without removing the 0 value
...on. In fact, in those uncommon circumstances, numpy (example if L is numpy.array: L = L[L != numpy.array(None) (from here)) or cython may be worthwhile alternatives instead of attempting to micromanage Python optimizations.
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Do I cast the result of malloc?
...ters. then loop, and do foo[i] = calloc(101, sizeof(*(foo[i])));. Allocate array of 101 chars, neatly initialized to zeroes. No cast needed. change the declaration to unsigned char or any other type, for that matter, and you're still good
– Elias Van Ootegem
De...
How do you pass multiple enum values in C#?
... use that enum as is, unless you wanted to do something like pass it as an array/collection/params array. That would let you pass multiple values. The flags syntax requires the Enum to be specified as flags (or to bastardize the language in a way that's its not designed).
...
How to create a zip file in Java
... @kdzia, the first line converts the StringBuilder value into a byte array, and the second line takes that byte array and writes it to the ZipEntry within the "test.zip" file. These lines are necessary because Zip files work with byte arrays, not strings.
– OrangeWombat
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Capturing Groups From a Grep RegEx
I've got this little script in sh (Mac OSX 10.6) to look through an array of files. Google has stopped being helpful at this point:
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How can I verify a Google authentication API access token?
...rned by \Google_Client->getAccessToken() or raw access token
* @return array|false False if token is invalid or array in the form
*
* array (
* 'issued_to' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.apps.googleusercontent.com',
* 'audience' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxx...
How does “this” keyword work within a function?
...you determine what the value of this will be, and also lets you pass in an array of arguments. Here's a useless example.
function foo(a,b){
alert(a);
alert(b);
alert(this);
}
var args = ['ah','be'];
foo.apply('omg',args);
...
Get bitcoin historical data [closed]
...ample for this case:
Use json.org library to retrieve JSONObjects and JSONArrays. The example below uses blockchain.info's data which can be obtained as JSONObject.
public class main
{
public static void main(String[] args) throws MalformedURLException, IOException
{
...
Detect when browser receives file download
...processing=true;
while($processing){
$_SESSION['downloadstatus']=array("status"=>"pending","message"=>"Processing".$someinfo);
session_write_close();
$processing=do_what_has_2Bdone();
session_start();
}
$_SESSION['downloadstatus']=array("status"=>"finis...