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Correct file permissions for WordPress [closed]
...tup you should tighten the access rights, according to Hardening WordPress all files except for wp-content should be writable by your user account only. wp-content must be writable by www-data too.
chown <username>:<username> -R * # Let your useraccount be owner
chown www-data:www-data...
How to create user for a db in postgresql? [closed]
I have installed PostgreSQL 8.4 on my CentOS server and connected to root user from shell and accessing the PostgreSQL shell.
...
PDB文件：每个开发人员都必须知道的 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...PDB和binay存储到symbol server前，还需要对PDB运行进行source indexing， source indexing的作用是将PDB和source关联起来。
接下来的部分假设有已经设置好了symbol server和source server indexing。TFS2010中可以很简单地完成对一个新的build的source inde...
PHP Timestamp into DateTime
...order to create the DateTime object (in fact, its constructor doesn't even allow you to do this, as you can tell). You can simply feed your date string into the DateTime constructor as-is:
// Assuming $item->pubDate is "Mon, 12 Dec 2011 21:17:52 +0000"
$dt = new DateTime($item->pubDate);
T...
Increasing the maximum number of TCP/IP connections in Linux
...local_port_range = 32768 61000
net.ipv4.tcp_fin_timeout = 60
This basically means your system cannot consistently guarantee more than (61000 - 32768) / 60 = 470 sockets per second. If you are not happy with that, you could begin with increasing the port_range. Setting the range to 15000 61000 is...
Is it possible to declare two variables of different types in a for loop?
...th some technical limitations of course). The elements can be accessed by index with std::get<INDEX>(tuple_object)
Within the for loop bodies you can easily alias the objects, though you still need to use .first or std::get for the for loop condition and update expression
for (auto t = std:...
Storing R.drawable IDs in XML array
...tResources().obtainTypedArray(R.array.random_imgs);
// get resource ID by index
imgs.getResourceId(i, -1)
// or set you ImageView's resource to the id
mImgView1.setImageResource(imgs.getResourceId(i, -1));
// recycle the array
imgs.recycle();
...
PHP's array_map including keys
...
Here's my very simple, PHP 5.5-compatible solution:
function array_map_assoc(callable $f, array $a) {
return array_column(array_map($f, array_keys($a), $a), 1, 0);
}
The callable you supply should itself return an array with two values, i.e. r...
Best way to extract a subvector from a vector?
...t Library. For more information about gsl, see: http://www.modernescpp.com/index.php/c-core-guideline-the-guidelines-support-library.
There are several gsl implementations . For example: https://github.com/martinmoene/gsl-lite
C++20 provides an implementation of span. You would use std::span and #in...
How can I access an object property named as a variable in php?
...name" is used without the quotes. Seems to be working, but is it for newer php versions only?
– Lamy
Mar 10 '15 at 14:01
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