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Is there any difference between “foo is None” and “foo == None”?
...me as:
if x is not None:
# do something
The former is a boolean value test and can evaluate to false in different contexts. There are a number of things that represent false in a boolean value tests for example empty containers, boolean values. None also evaluates to false in this situation but...
Checking to see if one array's elements are in another array in PHP
...
Performance test for in_array vs array_intersect:
$a1 = array(2,4,8,11,12,13,14,15,16,17,18,19,20);
$a2 = array(3,20);
$intersect_times = array();
$in_array_times = array();
for($j = 0; $j < 10; $j++)
{
/***** TEST ONE array_in...
How to create a file with a given size in Linux?
For testing purposes I have to generate a file of a certain size (to test an upload limit).
13 Answers
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Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...访问如下：
server {
listen 80;
server_name www.test.com;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") ...