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What's the difference between lists enclosed by square brackets and parentheses in Python?
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for the above 'y=x' example , list and tuple behave in the same way now (verified in python3.8.5)
– Youjun Hu
Aug 15 at 9:11
add a comm...
Batch files : How to leave the console window open
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If that is really all the batch file is doing, remove the cmd /K and add PAUSE.
start /B /LOW /WAIT make package
PAUSE
Then, just point your shortcut to "My Batch File.bat"...no need to run it with CMD /K.
UPDATE
Ah, some new info...you're trying to do it from a pinned shortcut on the...
How do I make an HTTP request in Swift?
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You can use URL, URLRequest and URLSession or NSURLConnection as you'd normally do in Objective-C. Note that for iOS 7.0 and later, URLSession is preferred.
Using URLSession
Initialize a URL object and a URLSessionDataTask from URLSession. Then run the ...
Insert into a MySQL table or update if exists
...m what I've found, this method is less problematic for auto-increment keys and other unique key collisions than REPLACE INTO, and it is more efficient.
– Andrew Ensley
May 11 '12 at 21:27
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Wrong syntax highlighting for PHP file in PHPStorm
... what happened but syntax highlighting for one php file stopped to working and also icon next to the file has changed. It shows it's text file instead of PHP .
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Batch file to copy files from one folder to another folder
... copy against the original. slower, but for the paranoid.
/h - copy system and hidden files.
/k - copy read-only attributes along with files. otherwise, all files become read-write.
/x - if you care about permissions, you might want /o or /x.
/y - don't prompt before overwriting existing files.
/z -...
Export query result to .csv file in SQL Server 2008
...ight, there is a drop
down box called Output Format
Choose Comma Delimited and click OK
Here's a full screen version of that image, below
This will show your query results as comma-delimited text.
To save the results of a query to a file: Ctrl + Shift + F
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Finding what methods a Python object has
...t an AttributeError, you can use this instead:
getattr( is intolerant of pandas style python3.6 abstract virtual sub-classes. This code does the same as above and ignores exceptions.
import pandas as pd
df = pd.DataFrame([[10, 20, 30], [100, 200, 300]],
columns=['foo', 'bar',...
Using smart pointers for class members
I'm having trouble understanding the usage of smart pointers as class members in C++11. I have read a lot about smart pointers and I think I do understand how unique_ptr and shared_ptr / weak_ptr work in general. What I don't understand is the real usage. It seems like everybody recommends using...
What does it mean when git says a file “needs update”?
...laining this marked as a TODO. If someone could explain A) what it means; and B) how to fix it, I would be extremely grateful.
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