大约有 35,000 项符合查询结果（耗时：0.0733秒） [XML]
Delete all documents from index/type without deleting type
I know one can delete all documents from a certain type via deleteByQuery.
15 Answers
...
Get current time in milliseconds in Python?
...e:
import time
millis = int(round(time.time() * 1000))
print millis
Quick'n'easy. Thanks all, sorry for the brain fart.
For reuse:
import time
current_milli_time = lambda: int(round(time.time() * 1000))
Then:
>>> current_milli_time()
1378761833768
...
How can I easily view the contents of a datatable or dataview in the immediate window
Sometimes I will be at a breakpoint in my code and I want to view the contents of a DataTable variable (or a DataTable in a DataSet ). The quick watch doesn't give you a very clear view of the contents. How can I view them easily?
...
Using python map and other functional tools
...
sthsth
190k4848 gold badges258258 silver badges349349 bronze badges
...
What is the best method of handling currency/money?
I'm working on a very basic shopping cart system.
13 Answers
13
...
Quick Way to Implement Dictionary in C
...ructure. What's the most convenient way to implement one in C? I am not looking for performance, but ease of coding it from scratch. I don't want it to be generic either -- something like string->int will do. But I do want it to be able to store an arbitrary number of items.
...
Why does (i
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Sep 14 '13 at 17:46
Juned AhsanJuned...
How to check if a json key exists?
So, I get some JSON values from the server but I don't know if there will be a particular field or not.
13 Answers
...
Difference between a user and a schema in Oracle?
...
From Ask Tom
You should consider a schema to be the user account and collection of all objects therein
as a schema for all intents and purposes.
SCOTT is a schema that includes the EMP, DEPT and BONUS tables with various grants, ...
What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
...elp you to understand things better. So, consider the following class:
package test;
public class Demo {
public Demo() {
System.out.println("Hi!");
}
public static void main(String[] args) throws Exception {
Class clazz = Class.forName("test.Demo");
Demo demo ...