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Can you supply arguments to the map(&:method) syntax in Ruby?
... 5, 7, 9, 11]
But also a lot of other cool stuff, like passing multiple parameters:
arr = ["abc", "babc", "great", "fruit"]
arr.map(&:center.with(20, '*'))
# => ["********abc*********", "********babc********", "*******great********", "*******fruit********"]
arr.map(&:[].with(1, 3))
# ...
Get list of all routes defined in the Flask app
...
from flask import Flask, url_for
app = Flask(__name__)
def has_no_empty_params(rule):
defaults = rule.defaults if rule.defaults is not None else ()
arguments = rule.arguments if rule.arguments is not None else ()
return len(defaults) >= len(arguments)
@app.route("/site-map")
def ...
How do I sort strings alphabetically while accounting for value when a string is numeric?
... to determine if a string is a number
/// </summary>
/// <param name="value">String to test</param>
/// <returns>True if numeric</returns>
public static bool IsNumeric(string value)
{
return int.TryParse(value, out _);
}
/// <inhe...
How to dynamically change header based on AngularJS partial view?
...t your example doesn't show how to change the title on $routeChangeSuccess parameterized by $scope variables, which @tosh's example using a Page service does. So you can set title = "Blog" but not title = '{{"Blog post " + post.title}}'.
– Eric Drechsel
May 20 ...
Handling optional parameters in javascript
I have a static javascript function that can take 1, 2 or 3 parameters:
12 Answers
12
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How to sort an array by a date property
...p] : x);
};
/**
* Sorts an array of elements.
*
* @param {Array} array: the collection to sort
* @param {Object} cfg: the configuration options
* @property {String} cfg.prop: property name (if it is an Array of objects)
* @property {Boolean} cfg.desc: determines w...
What are the best practices for SQLite on Android?
...
initializeInstance() has a parameter of type SQLiteOpenHelper, but in your comment you mentioned to use DatabaseManager.initializeInstance(getApplicationContext());. What is going on? How can this possibly work?
– faizal
...
Text Progress Bar in the Console [closed]
...d = "\r"):
"""
Call in a loop to create terminal progress bar
@params:
iteration - Required : current iteration (Int)
total - Required : total iterations (Int)
prefix - Optional : prefix string (Str)
suffix - Optional : suffix string ...
Mark parameters as NOT nullable in C#/.NET?
... there a simple attribute or data contract that I can assign to a function parameter that prevents null from being passed in C#/.NET? Ideally this would also check at compile time to make sure the literal null isn't being used anywhere for it and at run-time throw ArgumentNullException .
...
Preferred Java way to ping an HTTP URL for availability
...gt;true</code> if the response code is in
* the 200-399 range.
* @param url The HTTP URL to be pinged.
* @param timeout The timeout in millis for both the connection timeout and the response read timeout. Note that
* the total timeout is effectively two times the given timeout.
* @return...