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How in node to split string by newline ('\n')?
...hould parse newlines regardless of the platform.
– 1j01
Nov 5 '16 at 19:27
I highlight that this is specifically for t...
【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
文章源自：http://doc.iotxx.com/index.php?title=BLE技术揭秘
BLE技术揭秘
BLE是低功耗蓝牙的英文缩写（Bluetooth Low Energy），是蓝牙4.0版本起开始支持的新的、低功耗版本的蓝牙技术规范。蓝牙技术联盟（Bluetooth SIG）在2010年发布了跨...
How to let PHP to create subdomain automatically for each user?
...de from that tutorial:
<VirtualHost 111.22.33.55>
DocumentRoot /www/subdomain
ServerName www.domain.tld
ServerAlias *.domain.tld
</VirtualHost>
However as it required the use of VirtualHosts it must be set in the server's httpd.conf file, instead of a local .htaccess.
...
A cron job for rails: best practices?
... EdiListener.process_new_messages
puts "done."
end
To execute from the command line, this is just "rake cron". This command can then be put on the operating system cron/task scheduler as desired.
Update this is quite an old question and answer! Some new info:
the heroku cron service I referen...
Does JavaScript guarantee object property order?
... (always) follow the insertion order. Simply put, the iteration order is a combination of the insertion order for strings keys, and ascending order for number-like keys:
// key order: 1, foo, bar
const obj = { "foo": "foo", "1": "1", "bar": "bar" }
Using an array or a Map object can be a better way...
Questions every good Java/Java EE Developer should be able to answer? [closed]
...
community wiki
Jeff
...
Unable to copy ~/.ssh/id_rsa.pub
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Do you need to use path.join in node.js?
...re that it uses forward versus back slashes. For example:
path.join("/var/www", "test")
Will correctly insert the separator between www and test /var/www/test
share
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Convert Python dict into a dataframe
...
I'm seeing pandas.core.common.PandasError: DataFrame constructor not properly called! from the first example
– allthesignals
Mar 29 '16 at 17:44
...
Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...:
$ swapon -s
$ free -k
$ swapoff -a
$ swapon -a
References:
http://www.thegeekstuff.com/2010/08/how-to-add-swap-space/
http://cloudstory.in/2012/02/getting-the-best-out-of-amazon-ec2-micro-instances/
http://cloudstory.in/2012/02/adding-swap-space-to-amazon-ec2-linux-micro-instance-to-increas...