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invalid byte sequence for encoding “UTF8”
...e encoding of your database in pgAdmin. Just right-click the database, and select "Properties".
But that error seems to be telling you there's some invalid UTF8 data in your source file. That means that the copy utility has detected or guessed that you're feeding it a UTF8 file.
If you're running ...
MLKitFaceMesh 拓展：面部网格（468 个关键点） · App Inventor 2 中文网
... 标签1.Text = "检测中…"
FaceMesh1.DetectFromFile(图像选择器1.Selection)
}
when FaceMesh1.GotFaceMesh(faceCount, pointCount, boundsJson) {
标签1.Text = join("检测到 ", faceCount, " 张脸，", pointCount, " 个点")
标签_眼睛.Text = FaceMesh1.RegionPoints("LEFT_EYE", 1)
}
w...
How to cherry-pick multiple commits
....
Press F5 in gitk. Nothing changes. But no HEAD is marked.
Run git branch selection
Press F5 in gitk. The new branch with its commits appears.
This should clarify things:
Commit a is the new root destination of the group.
Commit b is the commit before the first commit of the group (exclusive).
...
Android gradle: buildtoolsVersion vs compileSdkVersion
...n? I remember that I read somewhere that the latest build tools version is selected automatically. I tried removing buildToolsVersion, but Android Studio is not happy with it.
– Hong
Apr 25 '15 at 1:39
...
Turn off textarea resizing
...
As per the question, i have listed the answers in javascript
By Selecting TagName
document.getElementsByTagName('textarea')[0].style.resize = "none";
By Selecting Id
document.getElementById('textArea').style.resize = "none";
...
Why do people say there is modulo bias when using a random number generator?
...
Keep selecting a random is a good way to remove the bias.
Update
We could make the code fast if we search for an x in range divisible by n.
// Assumptions
// rand() in [0, RAND_MAX]
// n in (0, RAND_MAX]
int x;
// Keep searc...
What is a NullReferenceException, and how do I fix it?
... to find out where the reference is or isn't set, right-click its name and select "Find All References". You can then place a breakpoint at every found location and run your program with the debugger attached. Every time the debugger breaks on such a breakpoint, you need to determine whether you exp...
Forking from GitHub to Bitbucket
...epo on bitbucket.org
Here are the steps:
Click on the Create button and select Repository ('+' > Repository)
Now, instead of creating a new repository select a import repository from the top right corner of the modal that pops up.
fill in your github repo's URL and your authentication credenti...
How do I return rows with a specific value first?
...to treat boolean expressions as having a numeric value, then you can use:
SELECT *
FROM `Users`
ORDER BY (`city` = 'New York') DESC, `city`
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fo...
Increasing (or decreasing) the memory available to R processes
...program
icon (the icon on your desktop or in
your programs directory). Select
``Properties'', and then select the
``Shortcut'' tab. Look for the
``Target'' field and after the closing
quotes around the location of the R
executible, add
--max-mem-size=500M
as shown in the fig...