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async await return Task
...e wrapped in Task, If you return int it will be wrapped in Task<int> and so on.
If your async method needs to return int you'd mark the return type of the method as Task<int> and you'll return plain int not the Task<int>. Compiler will convert the int to Task<int> for you.
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How do I view the type of a scala expression in IntelliJ
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Select expression and type Alt + =.
If you want to change the shortcut go to Preferences > Keymap and enter "Type Info" in the search field.
In older versions, it's Shift + Ctrl + Alt + T.
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Firefox ignores option selected=“selected”
If you change a dropdown and refresh the page, Firefox seems to ignore the selected attribute.
20 Answers
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Pandas convert dataframe to array of tuples
I have manipulated some data using pandas and now I want to carry out a batch save back to the database. This requires me to convert the dataframe into an array of tuples, with each tuple corresponding to a "row" of the dataframe.
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CSS, Images, JS not loading in IIS
...p here:
Source: http://adilmughal.com/blog/2011/11/iis-7-not-loading-css-and-image/
Windows 10:
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Open Sublime Text from Terminal in macOS
...n:
First, navigate to a small folder in Terminal that you want ST to open and enter the following command:
/Applications/Sublime\ Text.app/Contents/SharedSupport/bin/subl .
NOTE: You may need to replace Sublime\ Text.app in the command above to Sublime\ Text\ 3.app or Sublime\ Text\ 2.app depend...
What is a vertical tab?
... the default vertical size being one line. I have tested with perl "\013" and the same output occurs. This could be used to do line feed without a carriage return on devices with convert linefeed to carriage-return + linefeed.
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How to change the commit author for one specific commit?
...dit
For example, if your commit history is A-B-C-D-E-F with F as HEAD, and you want to change the author of C and D, then you would...
Specify git rebase -i B (here is an example of what you will see after executing the git rebase -i B command)
if you need to edit A, use git rebase -i --root...
How can I get the MD5 fingerprint from Java's keytool, not only SHA-1?
...wing code:-
C:\Program Files\Java\jdk1.7.0\bin>keytool -v -list -alias
androiddebugkey -keystore debug.keystore -storepass android -keypass android
it will output MD5 certificate as well.
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Tab Vs Space preferences in Vim
...very accommodating when it comes to tab Vs. space preferences. As I understand it, the tabstop setting indicates the width of a tab character. The shiftwidth setting specifies how many columns to increment/decrement when using the << and >> commands, whereas the softtabstop set...