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How to test which port MySQL is running on and whether it can be connected to?
... I am trying to set it up using Ruby on Rails via the database.yml file. But I just needed the port number really.
– GeekedOut
May 3 '11 at 15:50
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How to remove leading and trailing white spaces from a given html string?
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If you're working with a multiline string, like a code file:
<html>
<title>test</title>
<body>
<h1>test</h1>
</body>
</html>
And want to replace all leading lines, to get this result:
<html>
<title&g...
How to convert UTF-8 byte[] to string?
I have a byte[] array that is loaded from a file that I happen to known contains UTF-8 .
15 Answers
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How can I add a help method to a shell script?
... Thanks. FUNCNAME works. I have all my functions inside a single file, so this is perfect for extending them into something useful for others.
– Morgan Estes
Aug 7 '13 at 22:36
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Fade In Fade Out Android Animation in Java
...adAnimation(context, R.anim.fade_in_out), where there is a fade_in_out.xml file in the anim folder under res.
– Chris Knight
Oct 10 '17 at 22:50
add a comment
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Using Auto Layout in UITableView for dynamic cell layouts & variable row heights
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It can be just a Single View Application.
Add the code
Add a new Swift file to your project. Name it MyCustomCell. This class will hold the outlets for the views that you add to your cell in the storyboard. In this basic example we will only have one label in each cell.
import UIKit
class MyCus...
How do I assert equality on two classes without an equals method?
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You need to add this to your gradle file under "dependencies" when you want to use "org.apache.commons.lang3.builder.EqualsBuilder"
– Roel
Jun 19 '17 at 7:53
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Pycharm does not show plot
... is meant explicitly to render to memory but not display to the screen (or file). You need to either plt.pause(0.1) to get the plots to show, or call plt.show(pause=True) at some other point in code to get them to render
– xaviersjs
May 22 at 1:01
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jQuery/JavaScript: accessing contents of an iframe
...iframe_page.php
<?php
$URL = "http://external.com";
$domain = file_get_contents($URL);
echo $domain;
?>
Then something like this:
display_page.html
<html>
<head>
<title>Test</title>
</head>
<script type="text/javascript" src="http://ajax...
Best way to convert string to bytes in Python 3?
...SCII.
>>> 'äöä'.encode()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 0: ordinal not in range(128)
sh...