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Initializing a struct to 0
...n aggregate, or fewer characters in a string literal used to initialize an array of known size than there are elements in the array, the remainder of the aggregate shall be initialized implicitly the same as objects that have static storage duration.
Good Read:
C and C++ : Partial initialization o...
How can I use an array of function pointers?
How should I use array of function pointers in C?
10 Answers
10
...
MVC (Laravel) where to add logic
...'congregations';
public function getValidator()
{
$data = array(
'name' => $this->name,
'address' => $this->address,
'pm_day_of_week' => $this->pm_day_of_week,
'pm_datetime' => $this->pm_datetime,
);
...
Why do I need 'b' to encode a string with Base64?
...
Short Answer
You need to push a bytes-like object (bytes, bytearray, etc) to the base64.b64encode() method. Here are two ways:
>>> data = base64.b64encode(b'data to be encoded')
>>> print(data)
b'ZGF0YSB0byBiZSBlbmNvZGVk'
Or with a variable:
>>> string = '...
“#include” a text file in a C program as a char[]
...comes directly from the output of xxd, as the answer says. the name of the array is the input filename. if you're piping data in instead of using an input file, you'll get an list of hexadecimal values instead (without the array declaration or the len variable).
– Hasturkun
...
How to create an array of 20 random bytes?
How can I create an array of 20 random bytes in Java?
6 Answers
6
...
targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi
...ionView.bounds.size.width, self.collectionView.bounds.size.height);
NSArray *array = [super layoutAttributesForElementsInRect:targetRect];
for (UICollectionViewLayoutAttributes *layoutAttributes in array) {
CGFloat itemOffset = layoutAttributes.frame.origin.x;
if (ABS(itemO...
find vs find_by vs where
...hat you supply. Use where (as described below, which will return an empty array if the attribute is not found) to avoid an exception being thrown.
Other uses of find are usually replaced with things like this:
Model.all
Model.first
find_by is used as a helper when you're searching for informati...
How do I sort an array of hashes by a value in the hash?
...
Actually, Array#sort_by! is new in Ruby 1.9.2. Available today to all Ruby version by requiring my backports gem too :-)
– Marc-André Lafortune
Jul 1 '10 at 4:19
...
Are PDO prepared statements sufficient to prevent SQL injection?
...ERE name = ? LIMIT 1';
$stmt = $pdo->prepare($query);
$stmt->execute(array($var));
In certain circumstances, that will return more than 1 row. Let's dissect what's going on here:
Selecting a Character Set
$pdo->query('SET NAMES gbk');
For this attack to work, we need the encoding tha...