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Get selected option text with JavaScript
...ction(sel) {
alert(sel.options[sel.selectedIndex].text);
}
<select id="box1" onChange="myNewFunction(this);">
<option value="98">dog</option>
<option value="7122">cat</option>
<option value="142">bird</option>
</select>
...
Difference between filter and filter_by in SQLAlchemy
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Be careful when using .filter. a query like id=12345, query(users).filter(id == id) will not filter on users.id. Instead, it will evaluate id == id as True and return all users. You need to use .filter(users.id == id) (as demoed above). I made this mistake earlier toda...
Inserting a text where cursor is using Javascript/jquery
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Use this, from here:
function insertAtCaret(areaId, text) {
var txtarea = document.getElementById(areaId);
if (!txtarea) {
return;
}
var scrollPos = txtarea.scrollTop;
var strPos = 0;
var br = ((txtarea.selectionStart || txtarea.selectionStart == '...
Disable/enable an input with jQuery?
...
As an aside, remember that, if you want to disable ALL form input controls - incl. checkboxes, radios, textareas, etc. - you have to select ':input', not just 'input'. The latter selects only actual <input> elements.
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Setting EditText imeOptions to actionNext has no effect
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Just add android:maxLines="1" & android:inputType="text" to your EditText. It will work!! :)
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How to add/update an attribute to an HTML element using JavaScript?
...s, including IE.
element.setAttribute() should do the trick, even in IE. Did you try it? If it doesn't work, then maybe
element.attributeName = 'value' might work.
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iOS: How to store username/password within an app?
...no need to delete it when app quits (if that was your concern).
Apple provides sample code that stores, reads and deletes keychain items and here is how to use the keychain wrapper class from that sample which greatly simplifies using Keychain.
Include Security.framework (in Xcode 3 right-click on...
Replacing H1 text with a logo image: best method for SEO and accessibility?
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For all who are wondering what's in the linked video: Matt Cutts basically says, you should use the alt attribute of the img tag instead of hiding text with css.
– bjunix
Nov 21 '16 at 15:39
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What's the difference between session.Merge and session.SaveOrUpdate?
...n, do nothing
if another object associated with the session has the same identifier,
throw an exception
if the object has no identifier property, save() it
if the object's identifier has the value assigned to a newly
instantiated object, save() it
if the object is versioned (by a <v...
Setting PayPal return URL and making it auto return?
...RL that you enter. If the URL is not properly formatted
or cannot be validated, PayPal will not activate Auto Return.
Scroll to the bottom of the page, and click the Save button.
IPN is for instant payment notification. It will give you more reliable/useful information than what you'll g...