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How can I brew link a specific version?
...
If you have installed, for example, php 5.4 it could be switched in the following way to php 5.5:
$ php --version
PHP 5.4.32 (cli) (built: Aug 26 2014 15:14:01)
Copyright (c) 1997-2014 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2014 Zend Technologie...
Reading a file line by line in Go
...ze per line. You will get bufio.ErrTooLong error, which is bufio.Scanner: token too long if the line is too long. In which case, you'll have to use bufio.ReaderLine() or ReadString().
– eduncan911
Oct 21 '14 at 14:49
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Only get hash value using md5sum (without filename)
...oo | md5sum)) doesn't work? Errors out bash: syntax error near unexpected token $(echo -n foo | md5sum)'
– lkraav
Aug 26 '15 at 4:42
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Placeholder in UITextView
...at const UI_PLACEHOLDER_TEXT_CHANGED_ANIMATION_DURATION = 0.25;
- (void)dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver:self];
#if __has_feature(objc_arc)
#else
[_placeHolderLabel release]; _placeHolderLabel = nil;
[_placeholderColor release]; _placeholderColor = nil;
...
array_push() with key value pair
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"dog" => "cat"
];
array_push($data, ['cat' => 'wagon']);
*In php 7 and higher, array is creating using [], not ()
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Debugging App When Launched by Push Notification
...p that receives Push Notifications. I have this all working 100% through a PHP page. There are several different types of push notifications my app can receive. The PHP handles this and sends different packets of information to my app which are all received just fine.
...
When NOT to use yield (return) [duplicate]
...e O(n) in stack space. It is O(h) in heap space because each enumerator is allocated on the heap. (On implementations of C# I'm aware of; a conforming implementation might have other stack or heap space characteristics.)
But iterating a tree can be O(n) in time and O(1) in stack space. You can wr...
Get random item from array [duplicate]
...y pick youtube video from playlist on page load and is working great: <?php $videos = Array(0,1,2,3); echo $videos[array_rand($videos)]; ?>
– ioTus
Jul 3 '14 at 6:07
64
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date(): It is not safe to rely on the system\'s timezone settings.解决...
...成的,本文提供了3种方法来解决这个问题。
实际上，从PHP 5.1.0开始当对使用date()等函数时，如果timezone设置不正确，在每一次调用时间函数时，都会产生E_NOTICE 或者 E_WARNING 信息，而又在php中，date.timezone这个选项，默认情况下是...
file_put_contents(meta/services.json): failed to open stream: Permission denied
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Suggestion from vsmoraes worked for me:
Laravel >= 5.4
php artisan cache:clear
chmod -R 777 storage/
composer dump-autoload
Laravel < 5.4
php artisan cache:clear
chmod -R 777 app/storage
composer dump-autoload
NOTE: DO NOT DO THIS ON ANY REMOTE SERVER (DEV OR PRODUCTIO...