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What does this square bracket and parenthesis bracket notation mean [first1,last1)?
...rdinal number, of the sort that you can do arithmetic with. But it's a valid cardinal number when answering questions like "How many integers are there?". It's also, as in this case, perfectly valid as a limit
– Kevin Wright
Aug 3 '18 at 21:46
...
How can I bind to the change event of a textarea in jQuery?
...
Try this actually:
$('#textareaID').bind('input propertychange', function() {
$("#yourBtnID").hide();
if(this.value.length){
$("#yourBtnID").show();
}
});
DEMO
That works for any changes you make, typing, cutting, pasting.
...
How to check if element has any children in Javascript?
Simple question, I have an element which I am grabbing via .getElementById () . How do I check if it has any children?
8 A...
What is Ad Hoc Query?
...y type out where you need it
var newSqlQuery = "SELECT * FROM table WHERE id = " + myId;
...which is an entirely different query each time that line of code is executed, depending on the value of myId. The opposite of an ad hoc query is a predefined query such as a Stored Procedure, where you hav...
初窥InnoDB的Memcached插件 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
... flags: c3
cas_column: c4
expire_time_column: c5
unique_idx_name_on_key: PRIMARY
如上已经有了test数据库的demo_test表，通过c1查询c2的值，表结构如下所示：
mysql> DESC test.demo_test;
+-------+---------------------+------+-----+---------+-------+
| Fi...
Debug code-first Entity Framework migration codes
...swered Jul 19 '13 at 22:02
m_davidm_david
3,00711 gold badge1313 silver badges1515 bronze badges
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How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session
...s in your method:
for (Model m : modelList) {
if (m.getModelType().getId() == 3) {
model = m;
break;
}
}
Please insted of this code just filter those models with type id equal to 3 in the query statement just couple of lines above.
Some more reading:
session factory con...
What's the difference between :: (double colon) and -> (arrow) in PHP?
...t incorrectly like this? Just out of curiosity.
– lucideer
Jul 25 '10 at 23:04
4
@lucideer In cas...
What does mvn install in maven exactly do
...
As you might be aware of, Maven is a build automation tool provided by Apache which does more than dependency management. We can make it as a peer of Ant and Makefile which downloads all of the dependencies required.
On a mvn install, it frames a dependency tree based on the project con...
MySQL - UPDATE multiple rows with different values in one query
...ms to better fit the scenario you describe, is much easier to read, and avoids those difficult-to-untangle multiple conditions.
INSERT INTO table_users (cod_user, date, user_rol, cod_office)
VALUES
('622057', '12082014', 'student', '17389551'),
('2913659', '12082014', 'assistant','17389551'),
('616...