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How do I add options to a DropDownList using jQuery?
...not the option a) is the default selected value, and b) should be selected now, you can pass in two more parameters:
var defaultSelected = false;
var nowSelected = true;
$('#mySelect').append( new Option(text,val,defaultSelected,nowSelected) );
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Change column type from string to float in Pandas
...arly useful when you want to convert your entire DataFrame, but don't not know which of our columns can be converted reliably to a numeric type. In that case just write:
df.apply(pd.to_numeric, errors='ignore')
The function will be applied to each column of the DataFrame. Columns that can be conver...
Insert, on duplicate update in PostgreSQL?
...rying to prevent a natural and healthy DB behavior. I understand it better now.
– W.M.
Aug 8 '16 at 15:58
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Calculate distance between two points in google maps V3
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The link above is now broken, but the explanation of the method makes that not much of an issue.
– GChorn
Apr 4 '14 at 22:40
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How do I make calls to a REST api using C#?
...token and see it from the console. Do you have any tips in order for me to now take this token to use for authentication/login? I want to use GET to pull some data, but only could if I'm logged in. Where could I learn more about this? Thanks!
– Paul Laguna
Jan ...
Inserting string at position x of another string
...ing(position);
Edit: replaced .substr with .substring because .substr is now a legacy function (per https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substr)
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How to capture no file for fs.readFileSync()?
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now, fs.existsSync is not deprecated anymore: "Note that fs.exists() is deprecated, but fs.existsSync() is not."
– falkodev
Feb 17 '17 at 11:43
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How to Get the Title of a HTML Page Displayed in UIWebView?
...ion!) {
title = wv.title
}
I don't think UIWebView is suitable right now.
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Eclipse - no Java (JRE) / (JDK) … no virtual machine
...eo) to re-run on my computer - I have run it before with no problems, but now I keep getting this error:
34 Answers
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Where can I learn jQuery? Is it worth it?
...es learning about web development on w3schools.com . It's hit or miss, I know, but the PHP and CSS sections specifically have proven very useful for reference.
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