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Aren't Python strings immutable? Then why does a + “ ” + b work?
My understanding was that Python strings are immutable.
22 Answers
22
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Can someone explain the traverse function in Haskell?
I am trying and failing to grok the traverse function from Data.Traversable . I am unable to see its point. Since I come from an imperative background, can someone please explain it to me in terms of an imperative loop? Pseudo-code would be much appreciated. Thanks.
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How do I hide an element on a click event anywhere outside of the element?
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If I understand, you want to hide a div when you click anywhere but the div, and if you do click while over the div, then it should NOT close. You can do that with this code:
$(document).click(function() {
alert("me");
});
$(".myDiv...
Reverting to a specific commit based on commit id with Git? [duplicate]
...that?
if you do
git reset --hard c14809fa
It will make your local code and local history be just like it was at that commit. But then if you wanted to push this to someone else who has the new history, it would fail.
if you do
git reset --soft c14809fa
It will move your HEAD to where they w...
Setting DIV width and height in JavaScript
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The properties you're using may not work in Firefox, Chrome, and other non-IE browsers. To make this work in all browsers, I also suggest adding the following:
document.getElementById('div_register').setAttribute("style","width:500px");
For cross-compatibility, you will still need t...
How to check if a column exists in a SQL Server table?
...(SELECT 1 FROM sys.columns
WHERE Name = N'columnName'
AND Object_ID = Object_ID(N'schemaName.tableName'))
BEGIN
-- Column Exists
END
Martin Smith's version is shorter:
IF COL_LENGTH('schemaName.tableName', 'columnName') IS NOT NULL
BEGIN
-- Column Exists
END
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how to get an uri of an image resource in android
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The format is:
"android.resource://[package]/[res id]"
[package] is your package name
[res id] is value of the resource ID, e.g. R.drawable.sample_1
to stitch it together, use
Uri path = Uri.parse("android.resource://your.package.name/"...
How to scroll the window using JQuery $.scrollTo() function
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Note if you want to scroll the whole page and not individual element, use $('html, body') just like Tim has pointed here. Just $('body') will not work in all browsers.
– i--
Mar 28 '13 at 21:28
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javascript remove “disabled” attribute from html input
...upported in IE11. It's marked as unknown on can I use, so I just opened IE and checked if it works. It does.
– Artur
Oct 11 '19 at 15:27
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Positioning a div near bottom side of another div
I have outer div and inner div. I need to place inner div at the bottom of the outer one.
4 Answers
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