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How to implement a rule engine?
... table to the static Apply method.
class User
{
public int Age { get; set; }
public string UserName { get; set; }
}
class Operator
{
private static Dictionary<string, Func<object, object, bool>> s_operators;
private static Dictionary<string, PropertyInfo> s_proper...
Design patterns or best practices for shell scripts [closed]
...`
if test $? != 0
then
echo "unrecognized option"
exit 1
fi
eval set -- "$getopt_results"
while true
do
case "$1" in
--config_file)
CommandLineOptions__config_file="$2";
shift 2;
;;
--debug_level)
CommandLineOptions__debu...
How to store int[] array in application Settings
...
There is also another solution - requires a bit of manual editing of the settings file, but afterwards works fine in VS environment and in the code. And requires no additional functions or wrappers.
The thing is, that VS allows to serialize int[] type by default in the settings file - it just doe...
How do I get a TextBox to only accept numeric input in WPF?
...: <TextBox PreviewTextInput="PreviewTextInput" />.
Then inside that set the e.Handled if the text isn't allowed. e.Handled = !IsTextAllowed(e.Text);
I use a simple regex in IsTextAllowed method to see if I should allow what they've typed. In my case I only want to allow numbers, dots and das...
Adding Http Headers to HttpClient
...
Create a HttpRequestMessage, set the Method to GET, set your headers and then use SendAsync instead of GetAsync.
var client = new HttpClient();
var request = new HttpRequestMessage() {
RequestUri = new Uri("http://www.someURI.com"),
Method = Htt...
How to get a property value based on the name
...
You'd want GetValue instead of SetValue
– Matt Greer
Apr 1 '11 at 0:46
can...
How do I activate C++ 11 in CMake?
...el CMakeLists.txt file, or put it right before any new target is defined:
set (CMAKE_CXX_STANDARD 11)
If you need to support older versions of CMake, here is a macro I came up with that you can use:
macro(use_cxx11)
if (CMAKE_VERSION VERSION_LESS "3.1")
if (CMAKE_CXX_COMPILER_ID STREQUAL "...
NSURLRequest setting the HTTP header
I need to set the HTTP header for a request. In the documentation for the NSURLRequest class I didn't find anything regarding the HTTP header. How can I set the HTTP header to contain custom data?
...
how can I Update top 100 records in sql server
...e parentheses are required for UPDATE statements:
update top (100) table1 set field1 = 1
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In AngularJS, what's the difference between ng-pristine and ng-dirty?
...ng-dirty and ng-pristine are two sides of the same story.
The classes are set on any field, while the form has two properties, $dirty and $pristine.
You can use the $scope.form.$setPristine() function to reset a form to pristine state (please note that this is an AngularJS 1.1.x feature).
If you ...