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How to implement “select all” check box in HTML?
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@HelloWorld: for each...in is actually valid Javascript: developer.mozilla.org/en/Core_JavaScript_1.5_Reference/… But, as porneL has pointed out, it's an obscure construct. Also, this code doesn't work in Safari 5 or Chrome 5. It works in FF 3.6, and IIRC, it worke...
JSTL in JSF2 Facelets… makes sense?
...e which do not extend from UIComponent are also taghandlers, e.g. <f:validator>, <ui:include>, <ui:define>, etc. The ones which extend from UIComponent are also JSF UI components, e.g. <f:param>, <ui:fragment>, <ui:repeat>, etc. From JSF UI components only the id ...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
...users = DB::table('really_long_table_name AS t')
->select('t.id AS uid')
->get();
Let's see it in action with an awesome tinker tool
$ php artisan tinker
[1] > Schema::create('really_long_table_name', function($table) {$table->increments('id');});
// NULL
[2] &g...
Can I change the checkbox size using CSS?
...e: 110%;
display: inline;
}
<input type="checkbox" name="optiona" id="opta" checked />
<span class="checkboxtext">
Option A
</span>
<input type="checkbox" name="optionb" id="optb" />
<span class="checkboxtext">
Option B
</span>
<input type="ch...
How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
...le named test1, to which you want to add an auto-incrementing, primary-key id (surrogate) column. The following command should be sufficient in recent versions of PostgreSQL:
ALTER TABLE test1 ADD COLUMN id SERIAL PRIMARY KEY;
Older Versions of PostgreSQL
In old versions of PostgreSQL (prior ...
IN clause and placeholders
I'm attempting to do the following SQL query within Android:
9 Answers
9
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In Markdown, what is the best way to link to a fragment of a page, i.e. #some_id?
...v> -- this will mess up the layout for many renderers.
(I have changed id= to name= above. See this answer for the tedious explanation.)
share
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fol...
“is” operator behaves unexpectedly with integers
...ke a look at this:
>>> a = 256
>>> b = 256
>>> id(a)
9987148
>>> id(b)
9987148
>>> a = 257
>>> b = 257
>>> id(a)
11662816
>>> id(b)
11662828
Here's what I found in the Python 2 documentation, "Plain Integer Objects" (It's the...
Yii2 data provider default sorting
...nk there's proper solution. Configure the yii\data\Sort object:
$dataProvider = new ActiveDataProvider([
'query' => $query,
'sort'=> ['defaultOrder' => ['topic_order' => SORT_ASC]],
]);
Official doc link
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Transactions in REST?
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Consider a RESTful shopping basket scenario. The shopping basket is conceptually your transaction wrapper. In the same way that you can add multiple items to a shopping basket and then submit that basket to process the order, ...