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How can I get list of values from dict?
How can I get a list of the values in a dict in Python?
5 Answers
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Visual Studio debugging/loading very slow
I'm at wits end. Visual Studio is typically painfully slow to debug or just plain load ("start without debugging") my ASP.NET MVC sites. Not always: at first, the projects will load nice and fast, but once they load slow, they'll always load slow after that. I could be waiting 1-2 minutes or more....
Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
Can someone explain this (straight from the docs - emphasis mine):
8 Answers
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Solutions for INSERT OR UPDATE on SQL Server
...S..) approach is very dangerous.
When multiple threads will try to perform Insert-or-update you can easily
get primary key violation.
Solutions provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
beg...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...sly 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? How does this work?
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Define an 's src attribute in CSS [duplicate]
I need to define an 's src attribute in CSS. Is there a way to specify this attribute?
7 Answers
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Python setup.py develop vs install
Two options in setup.py develop and install are confusing me. According to this site , using develop creates a special link to site-packages directory.
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List of all special characters that need to be escaped in a regex
I am trying to create an application that matches a message template with a message that a user is trying to send. I am using Java regex for matching the message. The template/message may contain special characters.
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bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need
The above outputs on my Terminal. I am on Mac OS 10.7.x. I have Python 2.7.1, and followed this tutorial to get Beautiful Soup and lxml, which both installed successfully and work with a separate test file located here . In the Python script that causes this error, I have included this line:
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How can I lookup a Java enum from its String value?
I would like to lookup an enum from its string value (or possibly any other value). I've tried the following code but it doesn't allow static in initialisers. Is there a simple way?
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