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How can I assign the output of a function to a variable using bash?
...local nl=$'\x0a'; # that's just \n
echo "output${nl}${nl}" # 2 in the string + 1 by echo
}
# append a character to the total output.
# and strip it with %% parameter expansion.
VAR=$(scan2; echo "x"); VAR="${VAR%%x}"
echo "${VAR}---"
prints (3 newlines kept):
output
---
Use an output p...
Use ASP.NET MVC validation with jquery ajax?
...ial views via ajax in the following way:
var view = this.RenderRazorViewToString(partialUrl, viewModel);
return Json(new { success = true, view }, JsonRequestBehavior.AllowGet);
RenderRazorViewToString method:
public string RenderRazorViewToString(string viewName, object model)
{
...
Difference between git stash pop and git stash apply
...e working on master branch and have a file hello.txt that contains "Hello" string.
Let's modify the file and add " world" string to it. Now you want to move to a different branch to fix a minor bug you've just found, so you need to stash your changes:
git stash
You moved to the other branch, fix...
What does `:_*` (colon underscore star) do in Scala?
...plats"1 the sequence.
Look at the constructor signature
new Elem(prefix: String, label: String, attributes: MetaData, scope: NamespaceBinding,
child: Node*)
which is called as
new Elem(prefix, label, attributes, scope,
child1, child2, ... childN)
but here there is only a seq...
brew install mysql on macOS
...eave that one up to you, should it apply) and launchctl plist
Updated the string for the plist. Note also your alternate security script directory will be based on which version of MySQL you are installing.
Step-by-step:
brew remove mysql
brew cleanup
launchctl unload -w ~/Library/LaunchAgents/...
How to add a button to PreferenceScreen
...nt);
buttonDone = new Button(this);
buttonDone.setText(R.string.filterButton_Done);
buttonDone.setLayoutParams(new LayoutParams(width/2, LayoutParams.WRAP_CONTENT));
gradientView.addView(buttonDone);
buttonRevert = new Button(this);
buttonRevert.s...
No appenders could be found for logger(log4j)?
...
Quick solution:
add code to main function:
String log4jConfPath = "/path/to/log4j.properties";
PropertyConfigurator.configure(log4jConfPath);
create a file named log4j.properties at /path/to
log4j.rootLogger=INFO, stdout
log4j.appender.stdout=org.apache.log4j.Consol...
Convert SVG image to PNG with PHP
...;
base_image.onload = function(){
//get the image info as base64 text string
var dataURL = canvas.toDataURL();
//Post the image (dataURL) to the server using jQuery post method
$.post('ProcessPicture.php',{'TheKey':Key,'image': dataURL ,'h': canvas.height,'w':canvas.width,"stemme":...
namedtuple and default values for optional keyword arguments
...en executed", the annotations for 'Node' in the class fields above must be strings to avoid NameError.
This kind of type hints is called "forward reference" ([1], [2]), and with PEP 563 Python 3.7+ is going to have a __future__ import (to be enabled by default in 4.0) that will allow to use forward...
Cannot send a content-body with this verb-type
...= (HttpWebRequest)WebRequest.Create(strServer + strURL.Split('&')[1].ToString());
Header(ref request, p_Method);
And the method Header:
private void Header(ref HttpWebRequest p_request, string p_Method)
{
p_request.ContentType = "application/x-www-form-urlencoded";
p_request.Method =...