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Multiply TimeSpan in .NET
...ct in C#? Assuming the variable duration is a TimeSpan , I would like, for example
9 Answers
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Disable output buffering
Is output buffering enabled by default in Python's interpreter for sys.stdout ?
16 Answers
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How do I get around type erasure on Scala? Or, why can't I get the type parameter of my collections?
...ifest-API, which is deprecated as of Scala 2.10. Please see answers below for more current solutions.
Scala was defined with Type Erasure because the Java Virtual Machine (JVM), unlike Java, did not get generics. This means that, at run time, only the class exists, not its type parameters. In the e...
Moving decimal places over in a double
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If you use double or float, you should use rounding or expect to see some rounding errors. If you can't do this, use BigDecimal.
The problem you have is that 0.1 is not an exact representation, and by performing the calculation twice, you are...
How to convert the background to transparent? [closed]
... images(small icon) with background colour(red/blue/white) to transparent for the website.
5 Answers
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what is the difference between ajax and jquery and which one is better? [closed]
I am confused about using ajax or jquery so I want to know what the differences are and which one is better such as performance and complexity .
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Java: Get last element after split
... use the array's length field to find its length. Subtract one to account for it being 0-based:
String[] bits = one.split("-");
String lastOne = bits[bits.length-1];
Caveat emptor: if the original string is composed of only the separator, for example "-" or "---", bits.length will be 0 and this w...
How to install packages using pip according to the requirements.txt file from a local directory?
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This works for me:
$ pip install -r requirements.txt --no-index --find-links file:///tmp/packages
--no-index - Ignore package index (only looking at --find-links URLs instead).
-f, --find-links <URL> - If a URL or path t...
How to send an email using PHP?
...sing PHP's mail() function it's possible. Remember mail function will not work on a Local server.
<?php
$to = 'nobody@example.com';
$subject = 'the subject';
$message = 'hello';
$headers = 'From: webmaster@example.com' . "\r\n" .
'Reply-To: webmaster@example.com' . "\r\n" .
'X-Maile...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
I understand the basics of how ports work. However, what I don't get is how multiple clients can simultaneously connect to say port 80. I know each client has a unique (for their machine) port. Does the server reply back from an available port to the client, and simply state the reply came from 80? ...