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How can I sharpen an image in OpenCV?
...e, -0.5, 0, image);
The parameters there are something you need to adjust for yourself.
There's also Laplacian sharpening, you should find something on that when you google.
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How to select an option from drop down using Selenium WebDriver C#?
I was trying for my web test selecting an option. An example can be found here: http://www.tizag.com/phpT/examples/formex.php
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ExpandableListView - hide indicator for groups with no children
In an ExpandableListView , is there a way to hide the group indicator for groups with no children?
13 Answers
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How to count total number of watches on a page?
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var watchers = [];
var f = function (element) {
angular.forEach(['$scope', '$isolateScope'], function (scopeProperty) {
if (element.data() && element.data().hasOwnProperty(scopeProperty)) {
angular.forEach(element.data()[scopeProperty].$$watche...
PHP file_get_contents() and setting request headers
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Here is what worked for me (Dominic was just one line short).
$url = "";
$options = array(
'http'=>array(
'method'=>"GET",
'header'=>"Accept-language: en\r\n" .
"Cookie: foo=bar\r\n" . // check function.stream...
XML serialization in Java? [closed]
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2008 Answer
The "Official" Java API for this is now JAXB - Java API for XML Binding. See Tutorial by Oracle. The reference implementation lives at http://jaxb.java.net/
2018 Update
Note that the Java EE and CORBA Modules are deprecated in SE in JDK9 and to be...
Visual Studio, Find and replace, regex
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For versions before Visual studio 2012:
It works when I do this:
find include "{[a-zA-Z]+\.h}",
replace with include <\1>.
The most relevant parts for your question are the curly braces {} and the back reference \1: \n ...
Interface/enum listing standard mime-type constants
...king among the standard libraries (like apache commons, jax, jboss, javax) for an interface or enum that lists the values of all the standard mime-type (aka content-type).
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How can I display an image from a file in Jupyter Notebook?
... GenomeDiagram uses the ReportLab toolkit which I don't think is supported for inline graphing in IPython.
11 Answers
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Retrieving Property name from lambda expression
...rtyChanged method.
Here's a method that'll return the PropertyInfo object for the expression. It throws an exception if the expression is not a property.
public PropertyInfo GetPropertyInfo<TSource, TProperty>(
TSource source,
Expression<Func<TSource, TProperty>> property...