我想通过命令停止solr,所以如果找到这篇文章
echo "Stopping Solr"
cd $SOLR_DIR
java -Xmx1024m -DSTOP.PORT=8079 -DSTOP.KEY=stopkey -jar start.jar --stop
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什么是Xmx1024m?
我会在哪里找到DSTOP.KEY?
请通过命令行告诉正确的程序启动和停止solr.
我想做的是这个卷曲操作node.js.
curl -XPOST localhost:12060/repository/schema/fieldType -H 'Content-Type: application/json' -d '
{
action: "create",
fieldType: {
name: "n$name",
valueType: { primitive: "STRING" },
scope: "versioned",
namespaces: { "my.demo": "n" }
}
}' -D -
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建议表示赞赏.
我按如下方式安装了zookeeper:
wget http://archive.cloudera.com/cdh/3/zookeeper-3.3.3-cdh3u1.tar.gz
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这是我的zoo.cf:
# The number of milliseconds of each tick
tickTime=2000
# The number of ticks that the initial
# synchronization phase can take
initLimit=10
# The number of ticks that can pass between
# sending a request and getting an acknowledgement
syncLimit=5
# the directory where the snapshot is stored.
dataDir=/home/reach121/basf/data/zookeeper/data1
# maximum client connection
maxClientCnxns=500
# the port at which the clients will connect
clientPort=2183
server.1=localhost:2878:3878
server.2=localhost:2879:3879
server.3=localhost:2880:3880
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并开始
/bin/zkServer.sh start zoo.cfg
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当我这样做的时候?
bin/zkCli.sh …Run Code Online (Sandbox Code Playgroud) 我想在PHP中使用缩进来回显JSON,就像echo "<pre>";缩进数组一样.
有没有我可以像这样缩进JSON的功能?
我想从一个集合中只备份100条记录,如何在查询-q中给出限制.
这里我尝试给予限制但在限制-q后它没有插入任何记录.
mongoexport --host localhost --db test --collection foo -q "{"limit":"1"}" > a.json
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请建议我如何在mongoexport中给出限制记录数
我想转换这个Array [4]不应该为null的数组,它可以给出空格(空字符串).
Array (
[0] => 1
[1] => 4
[2] => 0
[3] => V
[4] =>
[5] => N
);
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(改变的原因,与一般问题无关)
Fatal error: Uncaught exception
'PDOException' with message 'Database
error [23000]: Column 'message' cannot
be null, driver error code is 1048' in
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Backbone.View.extend({
template :_.template( '<li class="<% if (refertype=="U"){%>info <% }else{%> access<%}%> main"><%=refername%>'+
'</li>'),
initialize: function() {
_.bindAll(this, 'render', 'close');
this.model.bind('change', this.render);
this.model.view = this;
},
events: {
"mouseover .main": "mouseovercard"
},
// Re-render the contents of the Card item.
render: function() {
this.el=this.template(this.model.toJSON());
$(".cards-list").append(this.el);
},
mouseovercard: function() {
console.log("hello world");
}
});
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但是当我在main课堂上做鼠标时它没有显示hello world,请建议做什么?
试过Heikki答案但鼠标悬停不起作用?
App.Backbone.CardView = Backbone.View.extend({
tagName: 'li',
className: 'main',
initialize: function() {
_.bindAll(this, 'render');
this.model.bind('change', this.render);
this.model.view = this;
},
events:{ …Run Code Online (Sandbox Code Playgroud) 我想下载socket.io 0.7客户端文件,我得到了服务器文件,但没有从哪里得到客户端文件.
请建议
node.js ×3
php ×2
arrays ×1
asynchronous ×1
backbone.js ×1
javascript ×1
jquery ×1
json ×1
mongodb ×1
mysql ×1
null ×1
redis ×1
socket.io ×1
solr ×1