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What's the purpose of SQL keyword “AS”?
...can set table aliases in SQL typing the identifier right after the table name.
9 Answers
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Encoding an image file with base64
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I'm not sure I understand your question. I assume you are doing something along the lines of:
import base64
with open("yourfile.ext", "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
You have to open the file first of course, and read its ...
Make Https call using HttpClient
...our client PC is configured to use higher TLS version by default. To overcome this problem add the following in your code.
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls;
Modifying your example code, it would be...
Rails: Using greater than/less than with a where statement
I'm trying to find all Users with an id greater than 200, but I'm having some trouble with the specific syntax.
9 Answers
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Getting Spring Application Context
...t that needs access to the container is a bean in the container, just implement the BeanFactoryAware or ApplicationContextAware interfaces.
If an object outside the container needs access to the container, I've used a standard GoF singleton pattern for the spring container. That way, you only have ...
Read entire file in Scala?
What's a simple and canonical way to read an entire file into memory in Scala? (Ideally, with control over character encoding.)
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How to install XNA game studio on Visual Studio 2012?
Is it possible to create XNA games using Visual Studio 2012?
4 Answers
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Javascript and regex: split string and keep the separator
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@PaulJones the content was moved in the intervening time. Thanks for letting me know, I fixed the link.
– Jon
Apr 15 at 16:11
add a comment
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How to change the order of DataFrame columns?
I have the following DataFrame ( df ):
34 Answers
34
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How costly is .NET reflection?
...) and its performance "penalty" is not a problem, since the operation is something I do during startup of the application.
However, if you're reflecting inside a series of nested loops with reflection calls on each, I'd say you should revisit your code :)
For "a couple of time" operations, reflect...