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How to subtract 2 hours from user's local time?
... d = new Date();
d.setHours(d.getHours() - 2);
Complete reference list for Date object
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MbUnit under Linux, used within an F# project?
...y someone who does not read his email very often :-) Seeing as SO has tags for both Gallio and MbUnit, I thought it was worth asking here.
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Netbeans: how to change @author
... You might also want to do a Find and Replace(Ctrl + Shift + H) for changing all the already place @ author tag in the project. As the change above doesn't change the already placed @ author.
– T04435
Oct 12 '15 at 6:25
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Where do I mark a lambda expression async?
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To mark a lambda async, simply prepend async before its argument list:
// Add a command to delete the current Group
contextMenu.Commands.Add(new UICommand("Delete this Group", async (contextMenuCmd) =>
{
SQLiteUtils slu = new SQLiteUtils();
await slu.DeleteGro...
Populate XDocument from String
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You can use XDocument.Parse for this.
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Android global variable
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Unfortunately it's not working for me. Please confirm that after this we'll have two <application> tags in manifest. Right? Because at some places I heard people saying that we have to add this to existing application tag...
Able to push to all git remotes with the one command?
...it remote | xargs -L1 -I R git push R master
(Bonus) To make a git alias for the command:
git config --global alias.pushall '!git remote | xargs -L1 git push --all'
Running git pushall will now push all branches to all remotes.
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Emacs: print key binding for a command or list all key bindings
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C-h f (or M-x describe-function) will show you the bindings for a command.
You are correct, C-h b (or M-x describe-bindings) will show you all bindings. C-h m (M-x describe-mode) is also handy to list bindings by mode.
You might also try C-h k (M-x describe-key) to show what command...
How to cache data in a MVC application
I have read lots of information about page caching and partial page caching in a MVC application. However, I would like to know how you would cache data.
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What does a lazy val do?
...answer is given but I wrote a simple example to make it easy to understand for beginners like me:
var x = { println("x"); 15 }
lazy val y = { println("y"); x+1 }
println("-----")
x = 17
println("y is: " + y)
Output of above code is:
x
-----
y
y is: 18
As it can be seen, x is printed when it's ...