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How to check if element is visible after scrolling?
...e the intersection observer instance
var intersectionObserverOptions = {
root: null, // default is the viewport
threshold: .5 // percentage of the taregt visible area which will trigger "onIntersection"
}
var observer = new IntersectionObserver(onIntersection, intersectionObserverOptions)...
Where can I find my Facebook application id and secret key?
...pp.
On the right is a section titled "My Applications" from which you can select an application to see its information.
You can also go straight here as well, which will list your apps on the left.
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Git stash uncached: how to put away all unstaged changes?
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And this is a gif of how it looks:
Update:
Even though this is the selected answer, a lot have pointed out that the [answer below](https://stackoverflow.com/a/34681302/292408) is the correct one, I recommend checking it out.
I tested my answer again today (31/1/2020) against git version 2...
How to change Xcode Project name
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For Xcode 4 or later:
Open a project
Select Project Navigator
Highlight project name
Single click on project name
For Xcode 3:
Open a project > Menu > Project > Rename ...
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Copying the GNU screen scrollback buffer to a file (extended hardcopy)
...e empty - it won't copy the entire scrollback buffer, just the portion you selected using Ctrl+A [
– Roshan
May 5 '11 at 20:33
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Add Text on Image using PIL
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You can make a directory "fonts" in a root of your project and put your fonts (sans_serif.ttf) file there. Then you can make something like this:
fonts_path = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'fonts')
font = ImageFont.truetype(os.path.joi...
Where does PostgreSQL store the database?
...e tablespaces, which might not be in that data directory, use this query.
SELECT * FROM pg_tablespace;
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Replacing NULL with 0 in a SQL server query
...u want to replace a possibly null column with something else, use IsNull.
SELECT ISNULL(myColumn, 0 ) FROM myTable
This will put a 0 in myColumn if it is null in the first place.
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Use of Finalize/Dispose method in C#
...Release all unmanaged resources here
// TODO explicitly set root references to null to expressly tell the GarbageCollector
// that the resources have been disposed of and its ok to release the memory allocated for them.
}
}
finally
{
// explic...
How to add a local repo and treat it as a remote repo
...ocal repo must have at least one commit that properly initializes a branch(root of the commit tree)
# - local repo needs to have a remote
# - local repo branch must have an upstream branch on the remote
{ # the brackets are optional, they allow to copy paste into terminal and run entire thing witho...