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How to debug Apache mod_rewrite
...sic URL resolution, use a command line fetcher like wget or curl to do the testing, rather than a manual browser. Then you don't have to clear any cache; just up arrow and Enter in a shell to re-run your test fetches.
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How to change the name of an iOS app?
...eps:
Note: In this example I'll change a hypothetical "Sample" name to a "Test" one.
Click twice slowly on the project root in the project navigator and then it becomes editable.
Rename the project.
After pressing 'ENTER' the assistant will suggest you to automatically change all project-na...
Why must we define both == and != in C#?
...vent unexpected behavior
Perhaps I want to do a value comparison on == to test equality. However, when it came to != I didn't care at all if the values were equal unless the reference was equal, because for my program to consider them equal, I only care if the references match. After all, this is...
Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?
I see many different Java terms floating around. I need to install the JDK 1.6. It was my understanding that Java 6 == Java 1.6. However, when I install Java SE 6, I get a JVM that reports as version 11.0! Who can solve the madness?
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Unit Testing bash scripts
...at has some bash scripts running besides Java code. Since we are trying to Test Everything That Could Possibly Break, and those bash scripts may break, we want to test them.
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Why were pandas merges in python faster than data.table merges in R in 2012?
...n global string hash table. Some benchmark results are already reported by test.data.table() but that code isn't hooked up yet to replace the levels to levels match.
Are pandas merges faster than data.table for regular integer columns? That should be a way to isolate the algorithm itself vs factor...
getApplication() vs. getApplicationContext()
... not be the application instance (which you obviously experienced with the test framework).
Why does getApplicationContext() exist in the first place ?
getApplication() is only available in the Activity class and the Service class, whereas getApplicationContext() is declared in the Context class.
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Form onSubmit determine which submit button was pressed [duplicate]
...ample (using jQuery for brevity)
<html>
<head>
<title>Test Page</title>
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type="text/javascript">
jQuery(function($) {
var submitActor = null;
var $form = $('#test');...
Addition for BigDecimal
...
The BigDecimal is immutable so you need to do this:
BigDecimal result = test.add(new BigDecimal(30));
System.out.println(result);
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How can I apply a border only inside a table?
...}
table td, table th {
border: 1px solid black;
}
view example ...
tested in FF 3.6 and Chromium 5.0, IE lacks support; from W3C:
Borders with the 'border-style' of 'hidden' take precedence over all other conflicting borders. Any border with this value suppresses all borders at this loca...