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How to parse Excel (XLS) file in Javascript/HTML5
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Below Function converts the Excel sheet (XLSX format) data to JSON. you can add promise to the function.
<script src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.8.0/jszip.js"></script>
<script src="https://cdnjs.clou...
Gradle buildscript dependencies
... is the difference between declaring repositories in the buildScript section of the gradle build or in the root level of the build.
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Calculate MD5 checksum for a file
..., and I want to see if the PDF has been modified. If the text and modification date cannot be obtained, is a MD5 checksum the most reliable way to tell if the file has changed?
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How can I write output from a unit test?
... over while debugging and the output is never printed. Calls to these functions from within classes I'm using work fine.
15...
How do I alter the position of a column in a PostgreSQL database table?
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"Alter column position" in the PostgreSQL Wiki says:
PostgreSQL currently defines column
order based on the attnum column of
the pg_attribute table. The only way
to change column order is either by
recreating the table, or by adding...
How does autowiring work in Spring?
I'm a little confused as to how the inversion of control ( IoC ) works in Spring .
11 Answers
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How to convert JSON data into a Python object
...ook (but it's very slow with many nested objects):
import json
from collections import namedtuple
data = '{"name": "John Smith", "hometown": {"name": "New York", "id": 123}}'
# Parse JSON into an object with attributes corresponding to dict keys.
x = json.loads(data, object_hook=lambda d: namedtup...
How to make HTML table cell editable?
...can use the contenteditable attribute on the cells, rows, or table in question.
Updated for IE8 compatibility
<table>
<tr><td><div contenteditable>I'm editable</div></td><td><div contenteditable>I'm also editable</div></td></tr>
<...
Why are data transfer objects (DTOs) an anti-pattern?
... Once as domain objects, and once as data transfer objects.
This duplication has a huge cost, so the architecture needs to get a huge benefit from this separation to be worth it.
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The property 'value' does not exist on value of type 'HTMLElement'
...btype HTMLInputElement does however contain the value property.
So a solution is to cast the result of getElementById() to HTMLInputElement like this:
var inputValue = (<HTMLInputElement>document.getElementById(elementId)).value;
<> is the casting operator in typescript. See the ques...