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jQuery Scroll To bottom of the page
... $(document).height()-$(window).height() });
To scroll to a particular ID, use its .scrollTop(), like this:
$("html, body").animate({ scrollTop: $("#myID").scrollTop() }, 1000);
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Getting “Lock wait timeout exceeded; try restarting transaction” even though I'm not using a transac
...y issuing a
SHOW ENGINE INNODB STATUS
after the event (in sql editor). Ideally do this on a quiet test-machine.
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Generate random string/characters in JavaScript
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I think this will work for you:
function makeid(length) {
var result = '';
var characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
var charactersLength = characters.length;
for ( var i = 0; i < length; i++ ) ...
Getting DOM elements by classname
...t... we are jsut discussing the particulars of padding the spaces on both sides of the class youre searching for or only padding one side. Either should work though.
– prodigitalson
Jun 18 '11 at 20:20
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Labels for radio buttons in rails form
...on to f.label will ensure the label tag's for attribute is the same as the id of the corresponding radio_button
<% form_for(@message) do |f| %>
<%= f.radio_button :contactmethod, 'email' %>
<%= f.label :contactmethod, 'Email', :value => 'email' %>
<%= f.radio_button ...
Token Authentication vs. Cookies
...end token (which was initially issued by the server) and verify if it's valid before sending a response back to the client.
In my opinion, the main reason why to use an authentication token instead of cookies as stated in Ember Auth FAQ is primarily because of the nature of the Ember.js framework an...
How to send a message to a particular client with socket.io
...er. So if user connects from another browser - old connection will be overriden.
– Vladimir Kurijov
Dec 5 '13 at 6:03
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How to add “on delete cascade” constraints?
... statement. For example
alter table public.scores
drop constraint scores_gid_fkey,
add constraint scores_gid_fkey
foreign key (gid)
references games(gid)
on delete cascade;
If you don't know the name of the foreign key constraint you want to drop, you can either look it up in pgAdminIII ...
Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
...mote query plan reuse. When using sp_executesql, parameters are explicitly identified in the calling signature. This excellent article descibes this process.
The oft cited reference for many aspects of dynamic sql is Erland Sommarskog's must read: "The Curse and Blessings of Dynamic SQL".
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.append(), prepend(), .after() and .before()
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See:
.append() puts data inside an element at last index and
.prepend() puts the prepending elem at first index
suppose:
<div class='a'> //<---you want div c to append in this
<div class='b'>b</div>
</div>
when .append() e...