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How to export collection to CSV in MongoDB?
...e these headers for each document.
I've written a script to do just this. Converting MongoDB docs to csv irrespective of schema differences between individual documents.
https://github.com/surya-shodan/mongoexportcsv
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How to correctly display .csv files within Excel 2013?
... can change the encoding of the CSV in Notepad++ too.
Menu Encoding > Convert to UTF-8 without BOM
Save the CSV file
Open in Excel, columns should be split
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How do I remove a file from the FileList
...ed in many popular browsers (Chrome, Firefox, Safari);
First, you have to convert FileList to an Array
var newFileList = Array.from(event.target.files);
to delete the particular element use this
newFileList.splice(index,1);
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pandas dataframe columns scaling with sklearn
...s a single feature or X.reshape(1, -1)
if it contains a single sample.
Converting your columns to numpy arrays should do the job (I prefer StandardScaler):
from sklearn.preprocessing import StandardScaler
scale = StandardScaler()
dfTest[['A','B','C']] = scale.fit_transform(dfTest[['A','B','C']...
JavaScript query string [closed]
....
From sugarjs.com:
Object.fromQueryString ( str , deep = true )
Converts the query string of a URL into an object. If deep is false,
conversion will only accept shallow params (ie. no object or arrays
with [] syntax) as these are not universally supported.
Object.fromQueryString('fo...
XmlSerializer: remove unnecessary xsi and xsd namespaces
...
Since Dave asked for me to repeat my answer to Omitting all xsi and xsd namespaces when serializing an object in .NET, I have updated this post and repeated my answer here from the afore-mentioned link. The example used in this answer is the same example used for the other question. What ...
console.log timestamps in Chrome?
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I convert arguments to Array using Array.prototype.slice so that I can concat with another Array of what I want to add, then pass it into console.log.apply(console, /*here*/);
var log = function () {
return console.log.app...
ASP.NET MVC 3 Razor - Adding class to EditorFor
...mlHelper class that has the following benefits:
The method automatically converts the DateTime into the ShortDateString needed by the jQuery calendar (jQuery will fail if the time is present).
By default, the helper will apply the required htmlAttributes to display a jQuery calendar, but they can ...
Best way to get InnerXml of an XElement?
...would ever be more efficient in these conditions because of the penalty of converting a large list to a large array (even obvious here with smaller lists).
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clearing a char array c
... memset is probably the most effective way to achieve this.
On the other hand, if you are choosing to view this as a C/C++ null terminated string, setting the first byte to 0 will effectively clear the string.
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