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Difference between Python datetime vs time modules
I am trying to figure out the differences between the datetime and time modules, and what each should be used for.
4 An...
xpath find if node exists
Using a xpath query how do you find if a node (tag) exists at all?
6 Answers
6
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How to properly ignore exceptions
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pass
or
try:
doSomething()
except Exception:
pass
The difference is that the first one will also catch KeyboardInterrupt, SystemExit and stuff like that, which are derived directly from exceptions.BaseException, not exceptions.Exception.
See documentation for details:
try stat...
Set folder browser dialog start location
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This is however not the same as setting RootFolder. If RootFolder is set, only the specified folder and any subfolders that are beneath it will appear in the dialog box. SelectedPath merely pre-selects the given path.
– Jan Gassen
Jul 31 ...
Sequence contains more than one element
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SingleOrDefault method throws an Exception if there is more than one element in the sequence.
Apparently, your query in GetCustomer is finding more than one match. So you will either need to refine your query or, most likely, check your data to see why you're gettin...
Reload the path in PowerShell
If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable.
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How can I access an internal class from an external assembly?
Having an assembly which I cannot modify (vendor-supplied) which have a method returning an object type but is really of an internal type.
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Foreign Key to multiple tables
... This is also what we have in our software and I would avoid if you are trying to create a generic data access framework. This design will increase complexity in the app layer.
– Frank.Germain
May 12 '17 at 16:53
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How to output messages to the Eclipse console when developing for Android
...e reference for Log.
The benefits of using LogCat are that you can print different colours depending on your log type, e.g.: Log.d prints blue, Log.e prints orange. Also you can filter by log tag, log message, process id and/or by application name. This is really useful when you just want to see yo...
What is the difference between '>' and a space in CSS selectors?
... other elements inbetween).
A B will select any B that are inside A, even if there are other elements between them.
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