大约有 44,000 项符合查询结果（耗时：0.0391秒） [XML]
MySQL SELECT only not null values
...e
WHERE YourColumn IS NOT NULL;
Just for completeness I'll mention that in MySQL you can also negate the null safe equality operator but this is not standard SQL.
SELECT *
FROM table
WHERE NOT (YourColumn <=> NULL);
Edited to reflect comments. It sounds like your table may not be in fir...
Upload artifacts to Nexus, without Maven
...he project isn't Java, it doesn't use Maven for builds. And I'd rather not introduce Maven/POM files just to get files into Nexus.
...
Pull all commits from a branch, push specified commits to another
I have the following branches:
2 Answers
2
...
How to kill zombie process
I launched my program in the foreground (a daemon program), and then I killed it with kill -9 , but I get a zombie remaining and I m not able to kill it with kill -9 . How to kill a zombie process?
...
What is an Endpoint?
I have been reading about OAuth and it keeps talking about endpoints. What is exactly an endpoint?
11 Answers
...
Catch checked change event of a checkbox
How do I to catch check/uncheck event of <input type="checkbox" /> with jQuery?
9 Answers
...
SQL selecting rows by most recent date
Using the following query and results, I'm looking for the most recent entry where the ChargeId and ChargeType are unique.
...
Convert JSON to Map
...
I hope you were joking about writing your own parser. :-)
For such a simple mapping, most tools from http://json.org (section java) would work.
For one of them (Jackson https://github.com/FasterXML/jackson-databind/#5-minute-tutorial-streaming-...
Android notification doesn't disappear after clicking the notifcation
If got some issues with a notification I want to show in the notification bar. Although I set the notification flag to Notification.DEFAULT_LIGHTS & Notification.FLAG_AUTO_CANCEL the notification doesn't disappear after clicking it. Any ideas what I'm doing wrong?
...
C#: How to convert a list of objects to a list of a single property of that object?
...
List<string> firstNames = people.Select(person => person.FirstName).ToList();
And with sorting
List<string> orderedNames = people.Select(person => person.FirstName).OrderBy(name => name).ToList();
...