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How do I diff the same file between two different commits on the same branch?
...1s to use, should the two commits be very far apart. gitk also has a "diff selected -> this" and "diff this -> selected" in its context menu.
– Cascabel
Jul 26 '10 at 19:19
1...
How to call a stored procedure from Java and JPA
...s (
postId IN NUMBER,
commentCount OUT NUMBER )
AS
BEGIN
SELECT COUNT(*) INTO commentCount
FROM post_comment
WHERE post_id = postId;
END;
You can call it from JPA as follows:
StoredProcedureQuery query = entityManager
.createStoredProcedureQuery("count_comments"...
How to write a CSS hack for IE 11? [duplicate]
...this work because of the following:
When a user agent cannot parse the selector (i.e., it is not valid CSS 2.1), it must ignore the selector and the following declaration block (if any) as well.
<!doctype html>
<html>
<head>
<title>IE10/11 Media Query Test<...
What Java ORM do you prefer, and why? [closed]
...ay give jOOQ a try. You'll love it! :-)
Check out this example SQL:
// Select authors with books that are sold out
SELECT *
FROM T_AUTHOR a
WHERE EXISTS (SELECT 1
FROM T_BOOK
WHERE T_BOOK.STATUS = 'SOLD OUT'
AND T_BOOK.AUTHOR_ID ...
MQTT与TCP的区别 - 创客硬件开发 - 清泛IT社区，为创新赋能！
... Maori dictionary)。10. mqtt客户端connect时，可以带有用户名和密码，用于验证客户端。服务端可以根据clientid、IP地址、用户名等进行ACL访问控制。可以通过自定义应用消息实现客户端对服务端的身份验证。11. 有商业和开源的mqtt broke...
Copying files into the application folder at compile time
... Isn't this just the same as right-clicking the project and selecting "Add | Existing Item" from Solution Explorer, then setting the File property "Copy to Output Directory" to "Copy if newer". There's no need to modify the XML directly.
– Antony Booth
...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注IT技能提升
...这里着重与快速上手。
安装配置
我以CentOS为例，说明如何通过RPM来安装Rsyslog：
shell> cd /etc/yum.repos.d/
shell> wget http://rpms.adiscon.com/v8-stable/rsyslog.repo
shell> yum install rsyslog
安装完成后，我们可以查看一下到底都装了些什么东西...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注IT技能提升
...这里着重与快速上手。
安装配置
我以CentOS为例，说明如何通过RPM来安装Rsyslog：
shell> cd /etc/yum.repos.d/
shell> wget http://rpms.adiscon.com/v8-stable/rsyslog.repo
shell> yum install rsyslog
安装完成后，我们可以查看一下到底都装了些什么东西...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注IT技能提升
...这里着重与快速上手。
安装配置
我以CentOS为例，说明如何通过RPM来安装Rsyslog：
shell> cd /etc/yum.repos.d/
shell> wget http://rpms.adiscon.com/v8-stable/rsyslog.repo
shell> yum install rsyslog
安装完成后，我们可以查看一下到底都装了些什么东西...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注IT技能提升
...这里着重与快速上手。
安装配置
我以CentOS为例，说明如何通过RPM来安装Rsyslog：
shell> cd /etc/yum.repos.d/
shell> wget http://rpms.adiscon.com/v8-stable/rsyslog.repo
shell> yum install rsyslog
安装完成后，我们可以查看一下到底都装了些什么东西...