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Changing one character in a string
...efended (for love I suppose). Why not suggest adding a function MID(strVar,index,newChar) to Python core that direct accesses the char memory position, instead of unnecesarily byte shuffling with the whole string?
– oscar
Nov 27 '18 at 18:37
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A numeric string as array key in PHP
...nd faced with someone passing an array that could have either "accidental" indexing: array('this', 'that') or "associative" indexing: array(123=>array('this', 'that')). Now, thanks to you, I can just typehint ;) +1
– Just Plain High
Dec 8 '13 at 9:09
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Counting inversions in an array
...earch. The number of inversions for this element will be one less than the index number of its position in B since every lower number that appears after the first element of A will be an inversion.
2a. accumulate the number of inversions to counter variable num_inversions.
2b. remove A[1] from ar...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
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What if you had a single table with indexes for text values 1-n, then in C# (in ram) map what you want to what you need. It would still work like an EAV, but the "matches" would be domain models. Sort of like a serialization, but you could use SQL selects on ...
pandas: filter rows of DataFrame with operator chaining
...y , etc), but the only way I've found to filter rows is via normal bracket indexing
14 Answers
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JavaScript equivalent of PHP's in_array()
...n their utility packages. Check out jQuery's inArray and Prototype's Array.indexOf for examples.
jQuery's implementation of it is as simple as you might expect:
function inArray(needle, haystack) {
var length = haystack.length;
for(var i = 0; i < length; i++) {
if(haystack[i] =...
how to make a specific text on TextView BOLD
...ng when in doubt. The int start is a number you define, which is the start index of the span. Try 0 for start, string.().size() for end.
– wtsang02
May 17 '17 at 19:16
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How does one unit test routes with Express?
...be("Default Route", function(){
it("should provide the a title and the index view name", function(done){
routes.index({}, {
render: function (viewName) {
viewName.should.equal("index")
done()
}
})
})
})
...
pandas dataframe columns scaling with sklearn
...rying to select a column from a dataframe with multi-level columns (a MultiIndex) and will throw a keyerror.
– ken
Feb 7 '18 at 23:00
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Unit testing that events are raised in C# (in order)
...Class.GetType().GetProperties().Where(x => x.CanWrite);
var index = 0;
var matchedName = 0;
inputClass.PropertyChanged += (o, e) =>
{
if (properties.ElementAt(index).Name == e.PropertyName)
{
m...