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Regular expression to match DNS hostname or IP Address?
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You can use the following regular expressions separately or by combining them in a joint OR expression.
ValidIpAddressRegex = "^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$";
ValidHostnameRegex = "^(([a-zA-Z0-9]|[a-zA-Z0-9][a-...
Single vs Double quotes (' vs ")
... being consistent (either with ' or ") will most probably result in higher compression rates in case you serve compressed (gzip, deflate) pages
– cherouvim
Mar 3 '10 at 16:53
3
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How to run travis-ci locally
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This process allows you to completely reproduce any Travis build job on your computer. Also, you can interrupt the process at any time and debug. Below is an example where I perfectly reproduce the results of job #191.1 on php-school/cli-menu
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Prereq...
How do I upload a file with metadata using a REST web service?
...rder (metadata first or file first). I was wondering if there was a way to combine the two in order to save the headache of dealing with both situations.
– Daniel T.
Oct 15 '10 at 19:56
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Get average color of image via Javascript
...mg.crossOrigin = ''; before setting the src attribute. Found on: coderwall.com/p/pa-2uw
– mhu
Jan 22 '14 at 22:27
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How does autowiring work in Spring?
... notes:
In your applicationContext.xml you should enable the <context:component-scan> so that classes are scanned for the @Controller, @Service, etc. annotations.
The entry point for a Spring-MVC application is the DispatcherServlet, but it is hidden from you, and hence the direct interactio...
What is pluginManagement in Maven's pom.xml?
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277
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android layout: This tag and its children can be replaced by one and a compound drawable
...t_height="wrap_content"
android:layout_weight="1"
android:text="My Compound Button" />
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/my_drawable" />
</LinearLayout>
After:
<TextView
android:...
When should I use semicolons in SQL Server?
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From a SQLServerCentral.Com article by Ken Powers:
The Semicolon
The semicolon character is a statement terminator. It is a part of the ANSI SQL-92 standard, but was never used within Transact-SQL. Indeed, it was possible to code T-SQL for years w...
Is it possible to change the radio button icon in an android radio button group
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</style>
<style name="RadioButton" parent="@android:style/Widget.CompoundButton.RadioButton">
<item name="android:button">@drawable/radio</item>
</style>
</resources>
'radio' here should be a stateful drawable, radio.xml:
<?xml version="1.0" encoding...