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JavaScript validation for empty input field
...
<script type="text/javascript">
function validateForm() {
var a = document.forms["Form"]["answer_a"].value;
var b = document.forms["Form"]["answer_b"].value;
var c = document.forms["Form"]["answer_c"].value;
var d = document.forms["Form"]["answer_d"...
Items in JSON object are out of order using “json.dumps”?
...ing this we get:
>>> import OrderedDict
>>> unordered={"id":123,"name":"a_name","timezone":"tz"}
>>> ordered = OrderedDict.OrderedDict( [("id",123), ("name","a_name"), ("timezone","tz")] )
>>> e = OrderedJsonEncoder()
>>> print e.encode( unordered )
{"ti...
How To Set Text In An EditText
...TextView.BufferType. For example:
EditText editText = (EditText)findViewById(R.id.edit_text);
editText.setText("Google is your friend.", TextView.BufferType.EDITABLE);
It also inherits TextView's setText(CharSequence) and setText(int) methods, so you can set it just like a regular TextView:
edit...
Include all existing fields and add new fields to document
...
Any idea how to use it in C# driver? seems it does not exist
– Homam
Jul 16 '18 at 23:19
...
How to access parent Iframe from JavaScript
...
Also you can set name and ID to equal values
<iframe id="frame1" name="frame1" src="any.html"></iframe>
so you will be able to use next code inside child page
parent.document.getElementById(window.name);
...
Entity Framework and SQL Server View
...tement of your view in another select.
Example:
SELECT
ISNULL(MyPrimaryID,-999) MyPrimaryID,
NULLIF(AnotherProperty,'') AnotherProperty
FROM ( ... ) AS temp
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What is DOM Event delegation?
...ion will continue up to and
including the Document.
Event bubbling provides the foundation for event delegation in browsers. Now you can bind an event handler to a single parent element, and that handler will get executed whenever the event occurs on any of its child nodes (and any of their chil...
Mongoose subdocuments vs nested schema
... to the docs, it's exactly the same.
However, using a Schema would add an _id field as well (as long as you don't have that disabled), and presumably uses some more resources for tracking subdocs.
Alternate declaration syntax
New in v3 If you don't need access to the sub-document schema instance, ...
Cannot set property 'innerHTML' of null
...ads the entire HTML DOM from top to bottom. Any JavaScript code written inside the script tags (present in head section of your HTML file) gets executed by the browser rendering engine even before your whole DOM (various HTML element tags present within body tag) is loaded. The scripts present in h...
What is the size limit of a post request?
...test to the fact that this works :)
If you're using IIS, I don't have any idea how you'd set this particular value.
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