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How to get device make and model on iOS?
I was wondering if it's possible to determine what kind of iPhone (for example) the currentdevice is? I know it's possible to get the model through
NSString *deviceType = [[UIDevice currentDevice] model];
which will just return whether I have an "iPhone" or an "iPod", BUT I was wondering if...
Why em instead of px?
...ing but in the process not adhering to an exact size. It would be typical for a site to have a mix of fixed-size and flexible-sized objects.
Fixed size elements often need to be incorporated into the page - such as advertising banners, logos or icons. This ensures you almost always need at least ...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...x报错postfix: fatal: parameter inet_interfaces: no local interface found for ::1
则 vi /etc/postfix/main.cf修改配置：
inet_interfaces = all
install_root: [/]
tempdir: [/root/postfix-2.9.1] /tmp/postfix
config_directory: [/etc/postfix]
command_directory: [/usr/sbin]
daemon_directo...
Convert .pem to .crt and .key
...
I was able to convert pem to crt using this:
openssl x509 -outform der -in your-cert.pem -out your-cert.crt
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How to construct a REST API that takes an array of id's for the resources
I am building a REST API for my project. The API for getting a given user's INFO is:
5 Answers
...
How do I create a Java string from the contents of a file?
I've been using the idiom below for some time now. And it seems to be the most wide-spread, at least on the sites I've visited.
...
How to call base.base.method()?
... extensibility. By example, I had never needed to resort to such solutions for NHibernate which is highly extensible. But for dealing with Asp.Net Identity, Entity Framework, Asp.Net Mvc, I regularly ends up using such hacks for handling their missing features or hard coded behaviors unsuitable for ...
How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
...npm install socket.io
npm install hiredis redis # hiredis to use c binding for redis => FAST :)
Download sample
You can download complete sample from mediafire.
Unzip package
unzip pbsb.zip # can also do via graphical interface if you prefer.
What's inside zip
./app.js
const PORT = 3000;...
How to allow http content within an iframe on a https site
...Get valid SSL certificate to avoid security errors (free from startssl.com for example)
Write a wrapper, which will download insecure content (how to below)
From your site/app get https://yourproxy.com/?page=http://insecurepage.com
If you simply download remote site content via file_get_contents o...
EF Code First foreign key without navigation property
...s impossible. You always need at least one navigation property to create a foreign key constraint in the database.
If you are using Code First Migrations you have the option to add a new code based migration on the package manager console (add-migration SomeNewSchemaName). If you changed something ...