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What is an index in SQL?
...entation on the subject (which is relevant for other SQL servers as well):
http://dev.mysql.com/doc/refman/5.0/en/mysql-indexes.html
An index can be used to efficiently find all rows matching some column in your query and then walk through only that subset of the table to find exact matches. If you...
Why am I merging “remote-tracking branch 'origin/develop' into develop”?
... on this in the "pull with rebase instead of merge" section of this page:
http://mislav.uniqpath.com/2010/07/git-tips/
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Run php script as daemon process
... to use PHP in this case. I came across a tool by libslack called Daemon ( http://libslack.org/daemon ) it seems to help me manage daemon processes, but there hasn't been any updates in the last 5 years, so I wonder if you know some other alternatives suitable for my case. Any information will be re...
float:left; vs display:inline; vs display:inline-block; vs display:table-cell;
...w some complex layouts, but this is still very much in development -- see http://html5please.com/#flexbox
Hope that helps.
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Why are data transfer objects (DTOs) an anti-pattern?
...with the use of DTOs. Bill Dudney refers to DTO explosion as an example:
http://www.softwaresummit.com/2003/speakers/DudneyJ2EEAntiPatterns.pdf
There are also a number of abuses of DTOs mentioned here:
http://anirudhvyas.com/root/2008/04/19/abuses-of-dto-pattern-in-java-world/
They originated b...
Getting all file names from a folder using C# [duplicate]
...
It depends on what you want to do.
ref: http://www.csharp-examples.net/get-files-from-directory/
This will bring back ALL the files in the specified directory
string[] fileArray = Directory.GetFiles(@"c:\Dir\");
This will bring back ALL the files in the specifi...
How to display HTML in TextView?
...
Have a look on this: https://stackoverflow.com/a/8558249/450148
It is pretty good too!!
<resource>
<string name="your_string">This is an <u>underline</u> text demo for TextView.</string>
</resources>
It...
YouTube API to fetch all videos on a channel
.... Here is an example URL that retrieves the latest videos from a channel:
https://www.googleapis.com/youtube/v3/search?key={your_key_here}&channelId={channel_id_here}&part=snippet,id&order=date&maxResults=20
After that you will receive a JSON with video ids and details, and you ca...
How can I assign an ID to a view programmatically?
...ml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<LinearLayout
android:id="@+id/placeholder"
...
How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...t; a + b
=> [1, 2, 3, 4]
You can read all about the array class here:
http://ruby-doc.org/core/classes/Array.html
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