Walnut/Advanced Topics - Revision history

Mscheffler at 10:50, 29 November 2006

Mscheffler — Wed, 29 Nov 2006 10:50:23 GMT

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[[Category:Walnut|7]]

==Advanced Topics==

Some of the items in this potpourri of topics are not difficult to understand or use, they are simply used less often than the main features of the language.

<font color="#ff0000">MenuMaker</font>

{{:Walnut/Advanced_Topics/E_Properties_File}}
{{:Walnut/Advanced_Topics/Build_your_Own_uriGetter}}
{{:Walnut/Advanced_Topics/Build_your_Own_Guards}}

Next Section: [[Walnut/Appendix|Appendix]]

Mscheffler at 21:21, 27 November 2006

Mscheffler — Mon, 27 Nov 2006 21:21:40 GMT

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	==Advanced Topics==		==Advanced Topics==

Mscheffler at 20:50, 27 November 2006

Mscheffler — Mon, 27 Nov 2006 20:50:16 GMT

←Older revision		Revision as of 20:50, 27 November 2006
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	==Advanced Topics==		==Advanced Topics==

Mscheffler at 20:33, 27 November 2006

Mscheffler — Mon, 27 Nov 2006 20:33:47 GMT

←Older revision		Revision as of 20:33, 27 November 2006
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	E installations include the props.txt properties file, chock full of information that is occasionally useful. You can access it through the interp object. In this example, we get the home directory for the<span class="e">'' E ''</span>installation, which can be useful if you wish to store data in a known location to be shared by multiple<span class="e">'' E ''</span>programs:		E installations include the props.txt properties file, chock full of information that is occasionally useful. You can access it through the interp object. In this example, we get the home directory for the<span class="e">'' E ''</span>installation, which can be useful if you wish to store data in a known location to be shared by multiple<span class="e">'' E ''</span>programs:

		+	<pre>
		+	<nowiki>pragma.syntax('0.9')</nowiki>
	def ehomePath := (interp.getProps()) ["e.home"]		def ehomePath := (interp.getProps()) ["e.home"]
-		+	</pre>
	The properties are stored in a map which can be accessed in the usual manner. For a complete listing of the information in the props.txt file, open yours up and take a look.		The properties are stored in a map which can be accessed in the usual manner. For a complete listing of the information in the props.txt file, open yours up and take a look.

Mscheffler: /* Build Your Own Guards */

Mscheffler — Sun, 26 Nov 2006 18:05:49 GMT

Build Your Own Guards

←Older revision		Revision as of 18:05, 26 November 2006
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	</pre>		</pre>
		+
		+	Next Section: [[Walnut/Appendix\|Appendix]]

Mscheffler: /* Build Your Own Guards */

Mscheffler — Sun, 26 Nov 2006 18:05:00 GMT

Build Your Own Guards

←Older revision		Revision as of 18:05, 26 November 2006
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	===Build Your Own Guards===		===Build Your Own Guards===

-	Put in explanation of the following example. First put in a simple example. This is way too fancy as the basic intro to making a guard.	+	<span style="color:red">Put in explanation of the following example. First put in a simple example. This is way too fancy as the basic intro to making a guard.</span>

	First, here is the emaker that makes a pair of VOC claim check guards, a proveAuth (i.e., a claimCheck), and a checkAuth (i.e., a checkedClaim):		First, here is the emaker that makes a pair of VOC claim check guards, a proveAuth (i.e., a claimCheck), and a checkAuth (i.e., a checkedClaim):

Mscheffler at 18:04, 26 November 2006

Mscheffler — Sun, 26 Nov 2006 18:04:23 GMT

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