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Remove folder and its contents from git/GitHub's history
...mpty HEAD
git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d
echo node_modules/ >> .gitignore
git add .gitignore
git commit -m 'Removing node_modules from git history'
git gc
git push origin master --force
What git actually does:
The first line iterates thr...
Setting Icon for wpf application (VS 08)
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163
Assuming you use VS Express and C#.
The icon is set in the project properties page. To open it...
How to prevent http file caching in Apache httpd (MAMP)
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321
+50
Tried thi...
What does the 'standalone' directive mean in XML?
... an example, consider the humble <img> tag. If you look at the XHTML 1.0 DTD, you see a markup declaration telling the parser that <img> tags must be EMPTY and possess src and alt attributes. When a browser is going through an XHTML 1.0 document and finds an <img> tag, it should no...
Getting SyntaxError for print with keyword argument end=' '
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14 Answers
14
Active
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How do I deep copy a DateTime object?
Now $date1 and $date2 contain the same date -- three years from now. I'd like to create two separate datetimes, one which is parsed from a string and one with three years added to it. Currently I've hacked it up like this:
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How do I use FileSystemObject in VBA?
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179
Within Excel you need to set a reference to the VB script run-time library.
The relevant file ...
Escaping keyword-like column names in Postgres
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214
Simply enclose year in double quotes to stop it being interpreted as a keyword:
INSERT INTO ta...
is vs typeof
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168
This should answer that question, and then some.
The second line, if (obj.GetType() == typeof...
Checking if an Android application is running in the background
...Paused();
}
Update
ActivityLifecycleCallbacks were added in API level 14 (Android 4.0). You can use them to track whether an activity of your application is currently visible to the user. Check Cornstalks' answer below for the details.
The wrong one
I used to suggest the following solution:
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