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How to check if a string array contains one string in JavaScript? [duplicate]
...
There is an indexOf method that all arrays have (except Internet Explorer 8 and below) that will return the index of an element in the array, or -1 if it's not in the array:
if (yourArray.indexOf("someString") > -1) {
//In the array!...
Is there a way to get element by XPath using JavaScript in Selenium WebDriver?
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You can use document.evaluate:
Evaluates an XPath expression string and returns a result of the
specified type if possible.
It is w3-standardized and whole documented: https://developer.mozilla.org/en-US/docs/Web/API/Document.evaluate
function getElementByXpat...
Generating an Excel file in ASP.NET [closed]
...NET codebehind) that will allow a user to get data returned to them as an Excel file, which I will generate based on database data. While there are several ways of doing this, each has its own drawbacks. How would you return the data? I'm looking for something that's as clean and straightforwar...
What are the rules for calling the superclass constructor?
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I removed 'explicit' from the SuperClass constructor. Despite being a best practice for single-argument constructors, it wasn't germane to the discussion at hand. For more info on the explicit key word, see: weblogs.asp.net/kennykerr/ar...
I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
...idock.com/ruby/v1_9_3_392/SecureRandom/uuid/class
– existentialmutt
Aug 25 '14 at 17:31
2
ruby 1....
Using ECMAScript 6
...e but most browsers don't support functionality that I'm looking for. For example Firefox is the only browser that supports arrow functions.
...
jQuery - Illegal invocation
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Try to set processData: false in ajax settings like this
$.ajax({
url : base_url+'index.php',
type: 'POST',
dataType: 'json',
data: data,
cache : false,
processData: false
}).done(function(response) {
alert(response);
});
...
Flattening a shallow list in Python [duplicate]
...erate over a flattened version of the data structure and don't need an indexable sequence, consider itertools.chain and company.
>>> list_of_menuitems = [['image00', 'image01'], ['image10'], []]
>>> import itertools
>>> chain = itertools.chain(*list_of_menuitems)
>>...
Custom Python list sorting
...d smaller than,
equal to, or larger than the second argument: cmp=lambda x,y:
cmp(x.lower(), y.lower()). The default value is None.
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How best to determine if an argument is not sent to the JavaScript function
....length or using the || operator to provide default values - one can also explicitly check the arguments for undefined via argument2 === undefined or typeof argument2 === 'undefined' if one is paranoid (see comments).
Using the || operator has become standard practice - all the cool kids do it - bu...