我正在datePicker以这种方式使用:
$("#dataStart").datepicker({
beforeShow: function () { $('#ui-datepicker-div').css('z-index',9999); },
dateFormat: 'mm/dd/yy'});
$("#dataEnd").datepicker({
beforeShow: function () { $('#ui-datepicker-div').css('z-index',9999); },
dateFormat: 'mm/dd/yy'});
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我想强制选择一个日期,而不是过去,是否有可能做到这一点?如果是这样,可以以动态方式更改第二个日期选择器,因此如果用户选择日期,则在第二个字段中他必须选择第一个选定的旁边的日期.我希望我也问我的问题:)谢谢大家!
我正在尝试以这种方式发送邮件:
Properties props = new Properties();
props.setProperty("mail.transport.protocol", "smtp");
props.setProperty("mail.host", "out.alice.it");
props.setProperty("mail.user", "mymail@domain.it");
props.setProperty("mail.password", "*****");
Session mailSession = Session.getDefaultInstance(props, null);
Transport transport = mailSession.getTransport();
MimeMessage message = new MimeMessage(mailSession);
message.setFrom(new InternetAddress("Host", "Name"));
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在该行Transport transport...我检索到此错误:
javax.mail.NoSuchProviderException: Invalid protocol: null
at javax.mail.Session.getProvider(Session.java:440)
at javax.mail.Session.getTransport(Session.java:659)
at javax.mail.Session.getTransport(Session.java:640)
at javax.mail.Session.getTransport(Session.java:626)
at Mail.sendMail(Mail.java:151)
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我该如何解决?有人能帮我吗?谢谢!!:)
编辑:
如果我创建一个 main 并启动该方法来发送邮件,效果很好!当我将邮件读入邮件文件夹后,我的问题出现了:
Properties properties = System.getProperties();
properties.setProperty("mail.store.protocol", "imap");
Session session = Session.getDefaultInstance(properties, null);
Store store = session.getStore("pop3");
store.connect("pop3.domain.it", "mail@domain.it", "****");
Folder inbox = store.getFolder("inbox");
FlagTerm ft = new …Run Code Online (Sandbox Code Playgroud) 我已经在启动时阅读了一些关于启动服务的教程.我所做的是:
在清单中:
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" >
</uses-permission>
<receiver android:name="my.package.ServiceStartup" >
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED" />
</intent-filter>
</receiver>
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码:
public class ServiceStartup extends BroadcastReceiver {
public void onReceive(Context context, Intent intent) {
Handler h = new Handler();
h.postDelayed(new Runnable() {
@Override
public void run() {
Intent dialogIntent = new Intent(getBaseContext(), MyActivity.class);
dialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
getApplication().startActivity(dialogIntent);
}
}, 10000);
}
}
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这样,如果我重启我的设备并转到活动应用程序中的设置,我的服务就不会启动.我能做什么?我在哪里犯错误?谢谢!!
错误地我将我的服务器中的所有文件的所有者设置为root:
chown -R root /
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现在我因为许可而遇到了mysql服务器的问题.
如何将mysql所有者设置为正确的文件?
(我无法重新安装mysql服务器,因为我的数据库中有重要的表)
我正在尝试从存根生成的 xml 请求中删除空白 xmlns,该存根是我使用轴向导从 wsdl 自动生成的。
轴向导生成请求类,其中有:
private static org.apache.axis.description.TypeDesc typeDesc =
new org.apache.axis.description.TypeDesc(Request.class, true);
static {
typeDesc.setXmlType(new javax.xml.namespace.QName("http://myNamespace"));
org.apache.axis.description.ElementDesc elemField = new org.apache.axis.description.ElementDesc();
elemField.setFieldName("destinationIdsInfo");
elemField.setXmlName(new javax.xml.namespace.QName("", "DestinationIdsInfo"));//IF I REMOVE THIS EVERY ELEMENT INSIDE THAT TAG WILL HAVE xmlns="".
elemField.setXmlType(new javax.xml.namespace.QName("", "DestinationIdInfo"));
elemField.setMinOccurs(0);
elemField.setNillable(false);
elemField.setItemQName(new javax.xml.namespace.QName("", "DestinationIdInfo"));
....
}
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这会生成一个如下所示的 xml:
...
<DestinationIdsInfo xmlns="">
<DestinationIdInfo id="xxxx"/>
</DestinationIdsInfo>
...
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但是我需要
<DestinationIdsInfo>
<DestinationIdInfo id="xxxx"/>
</DestinationIdsInfo>
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我该如何解决?
我正在使用 node-cassandra-cql 驱动程序(https://github.com/jorgebay/node-cassandra-cql)将样本选择到 cassandra 列族中。
我的 cf 有三列具有该数据类型:
1 - value -> text
2 - date -> timestamp
3 - hits -> counter
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使用 nodeJS 获取行我这样做:
client.execute('SELECT date,value,hits FROM cf LIMIT 100', [],
function(err, result) {
if(err){
var error = {error:true,message:err};
res.send(error);
}
else{
var trends = {};
for(var i=0;i<result.rows.length;i++){
var row = result.rows[i];
console.log(row.date);
console.log(row.hits);
}
}
}
);
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控制台日志给了我:
{
"low": 1342763392,
"high": 323,
"unsigned": false
}
{
"low": 1,
"high": 0,
"unsigned": false
}
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我需要做什么才能获得正确的价值? …
我正在使用Kubernetes 持续部署插件在我的 Kubernetes 集群上部署和升级部署。我正在使用管道,这是 Jenkinsfile:
pipeline {
environment {
JOB_NAME = "${JOB_NAME}".replace("-deploy", "")
REGISTRY = "my-docker-registry"
}
agent any
stages {
stage('Fetching kubernetes config files') {
steps {
git 'git_url_of_k8s_configurations'
}
}
stage('Deploy on kubernetes') {
steps {
kubernetesDeploy(
kubeconfigId: 'k8s-default-namespace-config-id',
configs: 'deployment.yml',
enableConfigSubstitution: true
)
}
}
}
}
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Deployment.yml 改为:
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: ${JOB_NAME}
spec:
replicas: 1
template:
metadata:
labels:
build_number: ${BUILD_NUMBER}
app: ${JOB_NAME}
role: rolling-update
spec:
containers:
- name: ${JOB_NAME}-container
image: ${REGISTRY}/${JOB_NAME}:latest …Run Code Online (Sandbox Code Playgroud) 当我在iphone模拟器中启动我的应用程序时,它没有任何问题.如果我在设备上启动,它会在打开时崩溃.但是当我启动模拟器时它会说出这个问题:
Applications are expected to have a root view controller at the end of application launch
wait_fences: failed to receive reply: 10004003
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我能做什么?这是我的申请代表:
.H :
#import <UIKit/UIKit.h>
@class TrovaChiaviViewController;
@interface TrovaChiaviAppDelegate : NSObject <UIApplicationDelegate>
@property (nonatomic, retain) IBOutlet UIWindow *window;
@property (nonatomic, retain) IBOutlet TrovaChiaviViewController *viewController;
@end
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这是.m
#import "TrovaChiaviAppDelegate.h"
#import "TrovaChiaviViewController.h"
@implementation TrovaChiaviAppDelegate
@synthesize window = _window;
@synthesize viewController = _viewController;
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
self.window.rootViewController = self.viewController;
[self.window makeKeyAndVisible];
return YES;
}
- (void)applicationWillResignActive:(UIApplication *)application
{ …Run Code Online (Sandbox Code Playgroud) objective-c emulation uiviewcontroller uiapplicationdelegate
我正在理解javax.mail阅读电子邮件帐户并收到所有收到的消息.这是一个例子:
Properties properties = System.getProperties();
properties.setProperty("mail.store.protocol", "imaps");
try {
Session session = Session.getDefaultInstance(properties, null);
//create session instance
Store store = session.getStore("imaps");//create store instance
store.connect("pop.gmail.com", "mail@gmail.com", "***");
//set your user_name and password
System.out.println(store);
Folder inbox = store.getFolder("inbox");
//set folder from where u wants to read mails
inbox.open(Folder.READ_ONLY);//set access type of Inbox
Message messages[] = inbox.getMessages();// gets inbox messages
for(Message message:messages) {
System.out.println(message.getContent().toString());
}
store.close();
} catch (Exception e) {
System.out.println(e);
}
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我的问题是:
从中Message messages[]可以知道消息是否是新消息?就像是:
for(Message message: messages){
if(message.isNew()) OR …Run Code Online (Sandbox Code Playgroud) 在Matlab中绘图非常简单明了.例如:
figure('Position_',[100,80,1000,600])
plot(x,y1,'-.or','MarkerSize',0.2,'MarkerFaceColor','r','LineWidth',2)
xlabel('Matrix1')
ylabel('Matrix2')
grid on
hold on
axis([-1,1,0,var1*1.2])
plot(x,y2,'-k','MarkerSize',0.5,'MarkerFaceColor','k','LineWidth',4)
title('My plot')
figuresdir = 'dir';
saveas(gcf,strcat(figuresdir, 'plotimage'), 'bmp');
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然而,我发现在Java中进行绘图更加困难,我必须使用JMathPlot或JFreeChart这样的包.但是,我发现很难合并绘图并使用这些包将它们打印到文件中.
有没有一种简单的方法可以在Java中使用(大约)与Matlab相同的语法来绘制图表?
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