大约有 42,000 项符合查询结果（耗时：0.0478秒） [XML]
Rails: Using greater than/less than with a where statement
I'm trying to find all Users with an id greater than 200, but I'm having some trouble with the specific syntax.
9 Answers
...
How to generate unique ID with node.js
...upposed to use callbacks. What will happen with your code, is that base.getID query will get queued up by for execution, but the while loop will continusouly run as a busy loop pointlessly.
You should be able to solve your issue with a callback as follows:
function generate(count, k) {
var _sy...
Android: how to make keyboard enter button say “Search” and handle its click?
...the layout set your input method options to search.
<EditText
android:imeOptions="actionSearch"
android:inputType="text" />
In the java add the editor action listener.
editText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
@Override
public boolean onEdi...
Join/Where with LINQ and Lambda
...ax is much clearer, more natural, and makes it easier to spot errors:
var id = 1;
var query =
from post in database.Posts
join meta in database.Post_Metas on post.ID equals meta.Post_ID
where post.ID == id
select new { Post = post, Meta = meta };
If you're really stuck on using lambda...
Adding parameter to ng-click function inside ng-repeat doesn't seem to work
...
Instead of
<button ng-click="removeTask({{task.id}})">remove</button>
do this:
<button ng-click="removeTask(task.id)">remove</button>
Please see this fiddle:
http://jsfiddle.net/JSWorld/Hp4W7/34/
...
Limiting the number of records from mysqldump?
...* from table WHERE 1 limit 1000000. Without the 1, you would have an invalid query. Specifying 1 for a where clause (since 1 is always true) simply selects all records.
– Adam Bellaire
Jul 15 '11 at 1:28
...
Using LIMIT within GROUP BY to get N results per group?
...NCAT aggregated function to get all years into a single column, grouped by id and ordered by rate:
SELECT id, GROUP_CONCAT(year ORDER BY rate DESC) grouped_year
FROM yourtable
GROUP BY id
Result:
-----------------------------------------------------------
| ID | GROUPED_YEAR ...
Postgres unique constraint vs index
...
I had some doubts about this basic but important issue, so I decided to learn by example.
Let's create test table master with two columns, con_id with unique constraint and ind_id indexed by unique index.
create table master (
con_id integer unique,
ind_id integer
);
create uniq...
How to add url parameters to Django template url tag?
...ccept the param in the regex:
(urls.py)
url(r'^panel/person/(?P<person_id>[0-9]+)$', 'apps.panel.views.person_form', name='panel_person_form'),
So you use this in your template:
{% url 'panel_person_form' person_id=item.id %}
If you have more than one param, you can change your regex and...
Socket.IO - how do I get a list of connected sockets/clients?
...ve: stackoverflow.com/questions/9352549/…
– Musa Haidari
Jun 7 '16 at 5:54
1
TypeError: fn.bind...