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How do I use valgrind to find memory leaks?
...1
at 0x4C2BB78: realloc (vg_replace_malloc.c:785)
by 0x4005E4: resizeArray (main.c:12)
by 0x40062E: main (main.c:19)
And the code:
#include <stdlib.h>
#include <stdint.h>
struct _List {
int32_t* data;
int32_t length;
};
typedef struct _List List;
List* resizeArray(L...
How can I apply a function to every row/column of a matrix in MATLAB?
... in a vector by saying, for example, v + 1 , or you can use the function arrayfun . How can I do it for every row/column of a matrix without using a for loop?
...
PHP + curl, HTTP POST sample code?
...ike:
// curl_setopt($ch, CURLOPT_POSTFIELDS,
// http_build_query(array('postvar1' => 'value1')));
// Receive server response ...
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$server_output = curl_exec($ch);
curl_close ($ch);
// Further processing ...
if ($server_output == "OK") {...
TypeScript: casting HTMLElement
...
To end up with:
an actual Array object (not a NodeList dressed up as an Array)
a list that is guaranteed to only include HTMLElements, not Nodes force-casted to HTMLElements
a warm fuzzy feeling to do The Right Thing
Try this:
let nodeList : NodeLi...
How do I initialize a TypeScript object with a JSON object
..., I know I am asking this question 2 years later but how will this work on array of objects? The sample code above works fine for JSON object. how can it be used for array of objects?
– Pratik Gaikwad
Jan 12 '16 at 20:22
...
Convert objective-c typedef to its string equivalent
...t returns a string given an enum value. There are many ways to do this. An array of strings such that the enum value can be used as an index into the array or a map structure (e.g. an NSDictionary) that maps an enum value to a string work, but I find that these approaches are not as clear as a funct...
How can I convert JSON to CSV?
...ontent_type": 8
}
After applying this function to each dict in the input array of JSON objects:
input = map( lambda x: flattenjson( x, "__" ), input )
and finding the relevant column names:
columns = [ x for row in input for x in row.keys() ]
columns = list( set( columns ) )
it's not hard to...
What is the difference between canonical name, simple name and class name in Java Class?
...the toString() method to complete the previous two answers. Further, I add arrays of lambdas and arrays of anonymous classes (which do not make any sense in practice though):
package com.example;
public final class TestClassNames {
private static void showClass(Class<?> c) {
Syst...
Why is processing a sorted array faster than processing an unsorted array?
...
Branch prediction.
With a sorted array, the condition data[c] >= 128 is first false for a streak of values, then becomes true for all later values. That's easy to predict. With an unsorted array, you pay for the branching cost.
...
What's the difference between & and && in MATLAB?
...
On caveat: & can operate on arrays but && can only operate on scalars.
– gnovice
Sep 4 '09 at 14:41
...