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Why does Typescript use the keyword “export” to make classes and interfaces public?
While dabbling with Typescript I realised my classes within modules (used as namespaces) were not available to other classes unless I wrote the export keyword before them, such as:
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“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
I have Constants NSString, that I want to call like:
3 Answers
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In SQL Server, when should you use GO and when should you use semi-colon ;?
I’ve always been confused with when I should use the GO keyword after commands and whether a semi-colon is required at the end of commands. What is the differences and why/when I should use them?
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Python: most idiomatic way to convert None to empty string?
What is the most idiomatic way to do the following?
16 Answers
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Make Heroku run non-master Git branch
I have a project hosted on Heroku and it's gotten to the point where I want to make an alternate test server (so I can test Heroku workers without messing up production).
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Does Redis persist data?
I understand that Redis serves all data from memory, but does it persist as well across server reboot so that when the server reboots it reads into memory all the data from disk. Or is it always a blank store which is only to store data while apps are running with no persistence?
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Python Request Post with param data
This is the raw request for an API call:
3 Answers
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Asynctask vs Thread in android
In UI, to perform some background work, I used a separate Thread . But as suggested by others, I am now using AsyncTask .
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Table Header Views in StoryBoards
Is there a way to insert a Table Header View (tableHeaderView) in StoryBoard (like we used to do in Interface Builder)?
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What does the arrow operator, '->', do in Java?
While hunting through some code I came across the arrow operator, what exactly does it do? I thought Java did not have an arrow operator.
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