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Setting Environment Variables for Node to retrieve
... you're using fish instead of bash, you need to use: env USER_ID=239482 my_command. For example, for setting environment variables for node.js' debug library: env DEBUG='*' node some_file.js fishshell.com/docs/current/faq.html#faq-single-env
– SilentSteel
Oct 2...
Best database field type for a URL
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Lowest common denominator max URL length among popular web browsers: 2,083 (Internet Explorer)
http://dev.mysql.com/doc/refman/5.0/en/char.html
Values in VARCHAR columns are variable-length strings. The length can be specified a...
How to change value of process.env.PORT in node.js?
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For documentation sake, msdn.microsoft.com/en-us/library/windows/desktop/… for windows users
– WraithKenny
Sep 24 '13 at 2:42
3
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How can I resize an image dynamically with CSS as the browser width/height changes?
...this, you need to add width:auto\9 for IE8.
source: http://webdesignerwall.com/tutorials/responsive-design-with-css3-media-queries
CSS:
img {
max-width: 100%;
height: auto;
width: auto\9; /* ie8 */
}
And if you want to enforce a fixed max width of the image, just place it inside a cont...
DISTINCT for only one column
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@Cybernate One complication: My inner SELECT needs a WHERE condition. I'm thinking the row numbers will be assigned to all rows in the table. This syntax is just a little beyond me. Any chance of an update that would guarantee one row with ...
What is mattr_accessor in a Rails module?
...s the module-level variables like so:
>> Config.hostname = "example.com"
>> Config.admin_email = "admin@example.com"
>> Config.hostname # => "example.com"
>> Config.admin_email # => "admin@example.com"
...
Scaling Node.js
... 127.0.0.1:8003;
}
server {
listen 80;
server_name www.domain.com;
location / {
proxy_pass http://myproject;
}
}
}
Redis
20 queries per second
No sweat for node.js. You should use redis as your datastore because it is insane fast :). There is even a c library for...
Custom circle button
..." encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_pressed="false">
<shape android:shape="oval">
<solid android:color="#fa09ad"/>
</shape>
</item>
<item andro...
Android: java.lang.SecurityException: Permission Denial: start Intent
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android:exported
Whether or not the activity can be launched by components of other applications — "true" if it can be, and "false" if not. If "false", the activity can be launched only by components of the same application or applications with the same user ID.
The default value d...