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Random color generator
...r(-6);
Guaranteed to work all the time: http://jsbin.com/OjELIfo/2/edit
Based on @eterps comment the code above can still generate shorter strings if hexadecimal representation of the random color is very short (0.730224609375 => 0.baf)
This code should work in all cases:
function makeRandom...
How to debug a Flask app
...e browser when there is an error. To run in development mode, set the FLASK_ENV=development environment variable then use the flask run command (remember to point FLASK_APP to your app as well).
For Linux, Mac, Linux Subsystem for Windows, Git Bash on Windows, etc.:
export FLASK_APP=myapp
export F...
Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher
...ds like you installed (extracted) the source files instead of the binaries based on your path information. Try installing the binaries instead and following the other posters answer.
share
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improv...
python setup.py uninstall
...s, use Powershell:
Get-Content files.txt | ForEach-Object {Remove-Item $_ -Recurse -Force}
Then delete also the containing directory, e.g. /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/my_module-0.1.egg/ on macOS. It has no files, but Python will still import an ...
Better way to cast object to int
... to signify a Nullable<int>. The "as" operator works like Convert.To____(), but think TryParse() rather than Parse(): it returns null rather than throwing an exception if the conversion fails.
Of these, I would prefer (int) if the object really is just a boxed integer. Otherwise use Conver...
Create a table without a header in Markdown
...command line written in Haskell (supports header-less tables via its simple_tables and multiline_tables extensions)
Flexmark: A parser in Java.
CSS solution
If you're able to change the CSS of the HTML output you can however leverage the :empty pseudo class to hide an empty header and make it loo...
Reactjs convert html string to jsx
...se the dangerouslySetInnerHTML property:
<td dangerouslySetInnerHTML={{__html: this.state.actions}} />
React forces this intentionally-cumbersome syntax so that you don't accidentally render text as HTML and introduce XSS bugs.
...
How can I create download link in HTML?
... download, use
<a href="http://example.com/files/myfile.pdf" target="_blank">Download</a>
the target=_blank will make a new browser window appear before the download starts. That window will usually be closed when the browser discovers that the resource is a file download.
Note tha...
CSS Display an Image Resized and Cropped
...h goals at once.
There are a bunch of examples on css3.info.
Implemented based on your example, using donald_duck_4.jpg. In this case, background-size: cover; is just what you want - it fits the background-image to cover the entire area of the containing <div> and clips the excess (depending...
Difference Between Cohesion and Coupling
...alQuestion implements IStackoverflowQuestion {
protected Integer vote_ = new Integer(0);
protected IUserProfile user_ = null;
protected IUserProfile answered_ = null;
public void VoteUp(IUserProfile user) {
vote_++;
// code to ... add to user profile
...