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How to parse Excel (XLS) file in Javascript/HTML5
...Old question, but I should note that the general task of parsing XLS files from javascript is tedious and difficult but not impossible.
I have basic parsers implemented in pure JS:
http://oss.sheetjs.com/js-xls/ (XLS files, what you wanted)
http://oss.sheetjs.com/js-xlsx/ (XLSX/XLSM/XLSB files)
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Is there any kind of hash code function in JavaScript?
...mber + total ticks - then have a set of functions to add/remove the object from the array.
– Sugendran
Oct 12 '08 at 0:52
4
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Why does Double.NaN==Double.NaN return false?
...ith an IEEE-conforming float will produce false. So that standard differs from Java in that IEEE demands that (NAN != NAN) == false.
– Drew Dormann
Jan 17 '12 at 19:57
2
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Can I delete a git commit but keep the changes?
...ady pushed the bad commit to a place where someone else may have pulled it from. Try to avoid that
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Naming threads and thread-pools of ExecutorService
.... If a ThreadFactory fails to create a thread when asked by returning null from newThread, the executor will continue, but might not be able to execute any tasks
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Using MVC HtmlHelper extensions from Razor declarative views
...not load type 'System.Web.WebPages.Instrumentation.InstrumentationService' from assembly 'System.Web.WebPages, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35'." when hovering @using System.Web.Mvc. Any ideas?
– JoeBrockhaus
React.js - input losing focus when rerendering
...t I was re-rendering the input on state change.
Buggy Code:
import React from 'react';
import styled from 'styled-components';
class SuperAwesomeComp extends React.Component {
state = {
email: ''
};
updateEmail = e => {
e.preventDefault();
this.setState({ email: e.target.valu...
What is Inversion of Control?
...and Dependency Injection (DI) patterns are all about removing dependencies from your code.
For example, say your application has a text editor component and you want to provide spell checking. Your standard code would look something like this:
public class TextEditor {
private SpellChecker chec...
Is there a good reason I see VARCHAR(255) used so often (as opposed to another length)?
... chosen so often, other than being a nice round number ? Is it a holdout from some time in the past when there was a good reason (whether or not it applies today)?
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How to use underscore.js as a template engine?
...ow to mix <% and <%= beyond their singular example and how switching from <%= to print() changes that pattern. Also when using 'interpolate' there are some odd behaviors that would probably make scene with a little more explanation. Again, which is not provided. Though I agree, its a stupi...