这个SQL有什么问题, - >); 错误1075(42000):表定义不正确; 只能有一个自动列
SQL
CREATE TABLE TABLENAME12
(
TAB_ID INT NOT NULL AUTO_INCREMENT,
NAME_FIRST NVARCHAR(200),
TYPE NVARCHAR(200)
);
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我正在使用mysql,我该如何解决这个问题.我正在尝试创建一个表.我收到这个错误
用户可以点击图像上的3个点,我想在这些点上显示黑点.然后我将这些值保存在我的数据库中,然后用这3点重新生成图像.
这是一个2部分问题:
1.)在我的代码中,单击图像时无法检测到onClick事件.有人可以调查这个.这是我的代码.的jsfiddle
$(document).ready(function () {
$('body').click(function (ev) {
alert("d");
mouseX = ev.pageX;
mouseY = ev.pageY
alert(mouseX + ' ' + mouseY);
var color = '#000000';
var size = '1px';
$("body").append(
$('<div></div>')
.css('position', 'absolute')
.css('top', mouseY + 'px')
.css('left', mouseX + 'px')
.css('width', size)
.css('height', size)
.css('background-color', color));
});
});
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HTML
<body background="http://www.craigjoneswildlifephotography.co.uk/blog/wp-content/uploads/2010/07/CMJ57311.jpg">
</body>
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2.)假设我有点的X和Y坐标,我怎样才能用这些点重新生成图像?
我存档了我的项目,浏览了Window> Organizer> Archives,但是我没有看到存档的文件.因此,我无法创建项目的.ipa文件.
我和我有另一个项目,所以我存档了,而且很有效.所以我右键单击Archived文件并选择"Open in Finder".在那里,我找到了我之前存档的文件(未在管理器>档案中出现的文件).它说它的大小是零字节.这是什么意思?
我该如何解决这个问题?
我已从Target弹出窗口模拟器中选择了iOS设备,并在此博客文章中建议的"跳过安装"中添加了"是" .
我有3个变量;
startDate - Wed Apr 12
endDate - Wed Jun 11
timeDuration - 11.00 am from 11.00 pm
.(这是一个字符串,11AM是开始时间,12PM是结束时间)
1.)现在,我需要获取当前日期和时间([NSDate date]
)并检查当前日期是否在startDate
和之间endDate
,然后检查当前时间是否介于timeDuration
(介于两者之间11.00am from 11.00pm
)
2.)如果当前时间介于持续时间之间(如之间11.00 am from 11.00 pm
),我需要计算以下场景的剩余时间;
a.)如果时间是上午10点,我需要计算到开始时间的时间11.00am
.(答案是1 hour
).
b.)如果时间是11.45AM
,由于时间大于开始时间(是11.00am
),我需要计算剩余时间到结束时间(即11.00pm
).
c.)如果时间是11.45pm
,因为时间大于结束时间(即11.00pm
),我需要打印一个说"超时"的NSLog.
我试图从以下文件打印到Console.Write
键的值. name
app.config
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<appSettings>
<add key="name" value="Chan" />
</appSettings>
</configuration>
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C#代码:
Console.Write(ConfigurationManager.AppSettings["name"]);
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控制台中没有打印任何内容.为什么是这样 ?
注意:我添加了对System.Configuration
dll 的引用
我有一个商店,我正在成功加载记录.现在我需要清除其中的所有记录.我怎样才能做到这一点 ?
myStore.remove(); // DID NOT WORK
myStore.clear(); // ENDED UP WITH AN ERROR TypeError: myStore.clear is not a function
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我怎么能解决这个问题?
我正在尝试将MSSQL连接到PHP.我正在学习本教程.无论如何,在我添加了该教程中描述的dll文件后,我收到以下警告.我怎么解决这个问题?
php starup sqlsrv unable to initialize module module compiled with module api=20090626 php compiled with module api=20020520 these options need to match
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注意:我已经完成了这篇文章,但没有人帮忙.
我想使用模板发送电子邮件.我想要一个GSP文件,我可以在其中设置样式,然后发送电子邮件.目前发送邮件功能如下:
def sendEmail(){
mailService.sendMail {
to "email","**email**"
from "email"
subject "Hi"
body 'Hi'
}
}
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在我的config.groovy
档案中
grails {
mail {
host = "smtp.gmail.com"
port = 465
username = "email"
password = "pwd"
props = ["mail.smtp.auth":"true",
"mail.smtp.socketFactory.port":"465",
"mail.smtp.socketFactory.class":"javax.net.ssl.SSLSocketFactory",
"mail.smtp.socketFactory.fallback":"false"]
}
}
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我经历了另一个Stack Overflow帖子:我应该在哪里添加邮件模板?它在views文件夹中?
sendMail{
multipart true
to "[hidden email]"
subject "Subject goes here"
html g.render( template: '/emails/mailTemplate')
inline 'springsourceInlineImage', 'image/jpg', new File('./web-app/images/springsource.png')
}
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UPDATE
我TREID添加mailTemplate.gsp下互发电子邮件/但它没有工作.
ERROR I GOT找不到名称[/ emails/mailTemplate]和路径[/emails/_mailTemplate.gsp]的模板
我使用PickerController
并加载了一些图像到a NSMutableArray
.
现在我需要一次上传所有这些图像.我正在使用AFNetworking
,我该怎么做?
我浏览了AFNetworking
文档,有一节叫做Creating an Upload Task for a Multi-Part Request, with Progress
.但是,我无法上传我的图像NSMutableArray
.
****注意:我想将图像NSMutableArray
作为字节数组上传.我怎样才能做到这一点?****
我到目前为止的代码,
NSURLSessionConfiguration *configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
AFURLSessionManager *manager = [[AFURLSessionManager alloc] initWithSessionConfiguration:configuration];
NSURL *URL = [NSURL URLWithString:@"site.com/upload"];
NSURLRequest *request = [NSURLRequest requestWithURL:URL];
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at Request.extractError (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/services/s3.js:524:35)
at Request.callListeners (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/sequential_executor.js:105:20)
at Request.emit (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/sequential_executor.js:77:10)
at Request.emit (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:615:14)
at Request.transition (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:22:10)
at AcceptorStateMachine.runTo (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/state_machine.js:14:12)
at /home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/state_machine.js:26:10
at Request.<anonymous> (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:38:9)
at Request.<anonymous> (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:617:12)
at Request.callListeners (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/sequential_executor.js:115:18)
at Request.emit (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/sequential_executor.js:77:10)
at Request.emit (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:615:14)
at Request.transition (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:22:10)
at AcceptorStateMachine.runTo (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/state_machine.js:14:12)
at /home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/state_machine.js:26:10
at Request.<anonymous> (/home/cricket_game/node_modules/multer-s3/node_modules/s3fs/node_modules/aws-sdk/lib/request.js:38:9)
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