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How accurately should I store latitude and longitude?
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For latitude, use (8,6) (or (6,4) to save save a byte (in MySQL).
– Rick James
May 2 '18 at 4:09
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How to integrate nodeJS + Socket.IO and PHP?
... just have an author and message, and when you press send it is saved in a mysql database. The idea is to send real time updates, and have a real conversation. ;) We'll use nodeJS for that.
I won't talk about PHP code, it is really simple and not interesting here; what I want to show you is how to ...
Placeholder Mixin SCSS/CSS
...n be written like so to work both nested and unnested:
@mixin optional-at-root($sel) {
@at-root #{if(not &, $sel, selector-append(&, $sel))} {
@content;
}
}
@mixin placeholder {
@include optional-at-root('::-webkit-input-placeholder') {
@content;
}
@include optional-at-r...
How can I include a YAML file inside another?
...custom constructors (such as !include) to the YAML loader. I've included a root directory that can be set so that this solution supports relative and absolute file references.
Class-Based Solution
Here is a class-based solution, that avoids the global root variable of my original response.
See th...
Conditionally start at different places in storyboard from AppDelegate
...l load the storyboard and set its initial view controller as your window's root view controller before it sends application:didFinishLaunchingWithOptions: to your AppDelegate.
I also assume that the initial view controller in your storyboard is the navigation controller, onto which you want to push...
Convert a Git folder to a submodule retrospectively?
...ven though I have tested this successfully)!
0. Preparation
Variables
# Root directory where repo-org lives
# and a temporary location for git filter-branch
root="$PWD"
temp='/dev/shm/tmp'
# The old repository and the subdirectory we'd like to extract
repo_old="$root/repo-old"
repo_old_directory...
JPA: what is the proper pattern for iterating over large result sets?
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I tried the answers presented here, but JBoss 5.1 + MySQL Connector/J 5.1.15 + Hibernate 3.3.2 didn't work with those. We've just migrated from JBoss 4.x to JBoss 5.1, so we've stuck with it for now, and thus the latest Hibernate we can use is 3.3.2.
Adding couple of extra pa...
What is the difference between XML and XSD?
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Take an example
<root>
<parent>
<child_one>Y</child_one>
<child_two>12</child_two>
</parent>
</root>
and design an xsd for that:
<xs:schema attributeFormDefault="unqualified" el...
How do I define global variables in CoffeeScript?
...our quote from the docs:
...targeting both CommonJS and the browser: root = exports ? this
This is obviously coffee-script, so let's take a look into what this actually compiles to:
var root;
root = (typeof exports !== "undefined" && exports !== null) ? exports : this;
First it ...
Serving favicon.ico in ASP.NET MVC
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Placing favicon.ico in the root of your domain only really affects IE5, IIRC. For more modern browsers you should be able to include a link tag to point to another directory:
<link rel="SHORTCUT ICON" href="http://www.mydomain.com/content/favicon.i...