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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...# modifies z with y's keys and values & returns None
return z
and now:
z = merge_two_dicts(x, y)
In Python 3.9.0a4 or greater (final release date approx October 2020): PEP-584, discussed here, was implemented to further simplify this:
z = x | y # NOTE: 3.9+ ONLY
Explanation
Sa...
Passing arguments to C# generic new() of templated type
... from a generic class? I have posted my code in an answer below. I don't know the concrete class internally, as it's a generic class. Is there a way round this. I dont want to use the other suggestion of using property initialiser syntax as that will bypass the logic I have in the constructor
...
Bootstrap Modal immediately disappearing
...ut the <script> line for the bootstrap-modal.js and then verify that now the modal will function as expected.
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ALTER TABLE without locking the table?
...'ve been using MySQL for so long that I keep forgetting they have triggers now. I've used this technique and now I have a functional hot-alter script. With a progress bar. And it works with MyISAM. Life is good.
– Daniel
Jan 21 '09 at 12:10
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How do I disable orientation change on Android?
...in 2009 when I first answered the question and it really isn't a good idea now. See this answer by hackbod for reasons:
Avoid reloading activity with asynctask on orientation change in android
Add android:configChanges="keyboardHidden|orientation" to your AndroidManifest.xml. This tells the syste...
How to take all but the last element in a sequence using LINQ?
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I don't know a Linq solution - But you can easily code the algorithm by yourself using generators (yield return).
public static IEnumerable<T> TakeAllButLast<T>(this IEnumerable<T> source) {
var it = source.Get...
Long-lasting FB access-token for server to pull FB page info
...n to see that it is set to Expires: Never!
That should do it. You should now have a Facebook Page Access Token that doesn't expire, unless:
You change your Facebook account password
You lose admin access for the target page
You delete or de-authorize your Facebook App
Any of these will cause t...
How to change the value of ${user} variable used in Eclipse templates
... The risk is that this will break any plug in that needs to know the user ID (which is the documented value of the user.name property). It would be nice if there was a better way to adjust the value Eclipse will use for that variable.
– Diastrophism
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Unit testing private methods in C#
... validation. Or for many other purposes which the Public world should not know about.
– Jorj
Mar 8 '17 at 6:46
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Work on a remote project with Eclipse via SSH
...(Wait as the remote project is created.)
If done correctly, there should now be a new remote project accessible from the Project Explorer and other perspectives within eclipse. With the SSH connection set-up correctly passwords can be made an optional part of the normal SSH authentication process....