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Managing constructors with many parameters in Java
In some of our projects, there's an class hierarchy that adds more parameters as it goes down the chain. At the bottom, some of the classes can have up to 30 parameters, 28 of which are just being passed into the super constructor.
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Passing two command parameters using a WPF binding
...separate properties bound from the view. That saves you having to pass any parameters at all to your commands.
However, you could also multi-bind and use a converter to create the parameters:
<Button Content="Zoom" Command="{Binding MyViewModel.ZoomCommand">
<Button.CommandParameter&g...
What is the best algorithm for overriding GetHashCode?
...
@nightcoder you could use params.
– ANeves thinks SE is evil
Feb 9 '15 at 13:54
6
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How to format strings in Java
...{0} is repeated again: {0}", "word");
... without actually repeating the parameter passed to printf/format. (see The Scrum Meister's comment below)
If you just want to print the result directly, you may find System.out.printf (PrintStream.printf) to your liking.
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How to inherit constructors?
...y ones through their constructors.
Update
In C#4 you could specify default parameter values and use named parameters to make a single constructor support multiple argument configurations rather than having one constructor per configuration.
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How to count string occurrence in string?
...
/** Function that count occurrences of a substring in a string;
* @param {String} string The string
* @param {String} subString The sub string to search for
* @param {Boolean} [allowOverlapping] Optional. (Default:false)
*
* @author Vitim.us https://gist.github....
how to use python to execute a curl command
...e
import requests
headers = {
'Content-Type': 'application/json',
}
params = (
('key', 'mykeyhere'),
)
data = open('request.json')
response = requests.post('https://www.googleapis.com/qpxExpress/v1/trips/search', headers=headers, params=params, data=data)
#NB. Original query string belo...
How to pass arguments to addEventListener listener function?
...utton');
someInput.addEventListener('click', myFunc, false);
someInput.myParam = 'This is my parameter';
function myFunc(evt)
{
window.alert(evt.currentTarget.myParam);
}
<button class="input">Show parameter</button>
JavaScript is a prototype-oriented language, remember!
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jQuery convert line breaks to br (nl2br equivalent)
...L line breaks)
/**
* This function is same as PHP's nl2br() with default parameters.
*
* @param {string} str Input text
* @param {boolean} replaceMode Use replace instead of insert
* @param {boolean} isXhtml Use XHTML
* @return {string} Filtered text
*/
function nl2br (str, replaceMode, isX...
Can you get the column names from a SqlDataReader?
...ring query, string connectionString, Dictionary<string, string> queryParams = null)
{
Dictionary<string, string> CaseInsensitiveDictionary = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
try
{
using (SqlConnection conn = new SqlConnection(con...