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How to search by key=>value in a multidimensional array in PHP
...ode:
function search($array, $key, $value)
{
$results = array();
if (is_array($array)) {
if (isset($array[$key]) && $array[$key] == $value) {
$results[] = $array;
}
foreach ($array as $subarray) {
$results = array_merge($results, sea...
Execute a terminal command from a Cocoa app
...n/grep foo bar.txt'.
int pid = [[NSProcessInfo processInfo] processIdentifier];
NSPipe *pipe = [NSPipe pipe];
NSFileHandle *file = pipe.fileHandleForReading;
NSTask *task = [[NSTask alloc] init];
task.launchPath = @"/usr/bin/grep";
task.arguments = @[@"foo", @"bar.txt"];
task.standardOutput = pi...
How to serialize an object to XML without getting xmlns=“…”?
... Refer to the answer stackoverflow.com/questions/31946240/…, if q1 added as blank namespace
– aniruddha
Jan 2 at 13:21
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Make first letter of a string upper case (with maximum performance)
...lly old answers
public static string FirstCharToUpper(string input)
{
if (String.IsNullOrEmpty(input))
throw new ArgumentException("ARGH!");
return input.First().ToString().ToUpper() + String.Join("", input.Skip(1));
}
EDIT:
This version is shorter. For a faster solution take a lo...
Using awk to print all columns from the nth to the last
...
For non-whitespace delimiters, you can specify the Output Field Separator (OFS), e.g. to a comma: awk -F, -vOFS=, '{$1=""; print $0}' You will end up with an initial delimiter ($1 is still included, just as an empty string). You can strip that with sed though: awk -F,...
How can I get useful error messages in PHP?
...and display_errors. display_errors is probably the one you want to change. If you can't modify the php.ini, you can also add the following lines to an .htaccess file:
php_flag display_errors on
php_value error_reporting 2039
You may want to consider using the value of E_ALL (as ment...
(How) can I count the items in an enum?
...numeric_limits<enum Foo>::max()
specialization (possibly constexpr if you use c++11). Then, in your test code provide any static assertions to maintain the constraints that std::numeric_limits::max() = last_item.
sha...
Auto Resize Image in CSS FlexBox Layout and keeping Aspect Ratio?
...
Is it also possible to do this for the height dimension if the screen gets smaller?
– confile
Jan 14 '14 at 0:43
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How to define @Value as optional
...
What is the correct way to specify that @Value is not required?
Working on the assumption that by 'not required' you mean null then...
You have correctly noted that you can supply a default value to the right of a : character. Your example was @Value("$...
jQuery - Add ID instead of Class
...iting the id of three elements and adding an id to one element.
You can modify as per you needs...
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