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After array_filter(), how can I reset the keys to go in numerical order starting at 0
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The link no longer work, use php.net/manual/en/function.array-values.php instead. I can't update it, as i need to change at least 6 characters.
– Rasmus Hansen
Feb 16 '19 at 15:15
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Apache Proxy: No protocol handler was valid
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For my Apache2.4 + php5-fpm installation to start working, I needed to activate the following Apache modules:
sudo a2enmod proxy
sudo a2enmod proxy_fcgi
No need for proxy_http, and this is what sends all .php files straight to php5-fpm:
<...
WordPress is giving me 404 page not found for all pages except the homepage
...ermalinks which should be : http://yoursite.com/wp-admin/options-permalink.php
Choose Default permalink setting, then save changes
Then you can return it again to your other previous permalink choice or keep it as default as yo wish
Note that this problem can happen when you move your site from ...
Laravel Check If Related Model Exists
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In php 7.2+ you can't use count on the relation object, so there's no one-fits-all method for all relations. Use query method instead as @tremby provided below:
$model->relation()->exists()
generic solution working on...
What is the best way to test for an empty string in Go?
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TrimSpace will allocate and copy a new string from the original string, so this approach will introduce inefficiencies at scale.
– Dai
Apr 20 '18 at 1:16
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MySQL ON DUPLICATE KEY - last insert id?
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It is said that php function mysql_insert_id() returns correct value in both cases: php.net/manual/en/function.mysql-insert-id.php#59718.
– jayarjo
Jun 10 '10 at 13:09
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Should I use a data.frame or a matrix?
...ter in the code of the function only new values were recorded into already allocated spaces, and there was no overhead of adding new rows to the DF. This makes the comparison even more fair, and it also made my job simpler as I did not need to rewrite anything further in the function. Just one line ...
What is move semantics?
...start with a very simple string class which only holds a pointer to a heap-allocated block of memory:
#include <cstring>
#include <algorithm>
class string
{
char* data;
public:
string(const char* p)
{
size_t size = std::strlen(p) + 1;
data = new char[size]...
If my interface must return Task what is the best way to have a no-operation implementation?
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@Asad it reduces allocations (and with it GC time). Instead of allocation new memory and constructing a Task instance each time you need a completed Task, you only do this once.
– i3arnon
Aug 7 '15 at 9:...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...ion:
NOTE The mysql_ functions are deprecated and have been removed in php version 7.
Check $result before passing it to mysql_fetch_array. You'll find that it's false because the query failed. See the mysql_query documentation for possible return values and suggestions for how to deal with th...