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Print a string as hex bytes?
...answer sort of assume that your input never contains non-ASCII characters. If your input might contain things like emojis or non-Latin based writting systems, you might want to use ":".join("{:04x}".format(ord(c)) for c in s) (replacing 02x with 04x to zero-pad each number to be 4 digits) instead
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Using Spring MVC Test to unit test multipart POST request
...er for saving autos. I have verified that this works when I use e.g. cURL. Now I want to unit test the method with Spring MVC Test. I have tried to use the fileUploader, but I am not managing to get it working. Nor do I manage to add the JSON part.
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SQLite - UPSERT *not* INSERT or REPLACE
...ddition to INSERT that causes the INSERT to behave as an UPDATE or a no-op if the INSERT would violate a uniqueness constraint. UPSERT is not standard SQL. UPSERT in SQLite follows the syntax established by PostgreSQL.
GOOD but tendous: This will update 2 of the columns.
When ID=1 exists, the NA...
Can you define aliases for imported modules in Python?
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Check here
import module as name
or
from relative_module import identifier as name
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Spring schemaLocation fails when there is no internet connection
...There is no need to use the classpath: protocol in your schemaLocation URL if the namespace is configured correctly and the XSD file is on your classpath.
Spring doc "Registering the handler and the schema" shows how it should be done.
In your case, the problem was probably that the spring-contex...
How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
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Further you need to make absolutely sure that you do not throw multiple different versioned JSTL JAR files together into the runtime classpath. This is a pretty common mistake among Tomcat users. The problem with Tomcat is that it does not offer JSTL out the box and thus you have to manually insta...
argparse module How to add option without any argument?
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Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification
...it, it returns a lot of errors. It seems that I have a problem with my certificate. Is it possible to ignore the client-server authentication? If so, how?
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Select random row from a sqlite table
...ed with unix epoc for today at noon so it shows the same book all day even if the query is run multiple times. Yes I know caching is more efficient for this use case just an example.
– danielson317
Apr 22 at 17:18
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How do I return multiple values from a function? [closed]
...ong lists of tuples, such as results of DB queries). For individual items (if the function in question is not called often) dictionaries and classes are just fine as well. But namedtuples are a nice/nicer solution in this case as well.
– Lutz Prechelt
Feb 23 '1...