When using spring boot plus mybatis, set map to return, the value is empty when the property will not, will be an errorAdding the following configuration to the application.properties will solve this problem.#当查询数据为空时字段返回为null, if this query data is empty, the field will be hiddenMybatis.configuration.call-setters-on-nulls=trueSpring boot
ISQL *plus Page
Isql*plus is a product independent of Enterprise Manager. The Isql*plus user interface runs in a Web browser connected to the Internet or your intranet. Isql*plus enables a Web browser to connect to a Oracle database and perform the same actions as for you wo
ISQL * Plus pageISQL * Plus is a product independent of Enterprise Manager. the iSQL * Plus user interface runs in a web browser connected to the Internet or your intranet. iSQL * Plus enables you to use a web browser to connect to an Oracle database and perform the same act
HttpUtility. urlEncode converts null to the plus sign () in Encode, and converts the plus sign to null in Decode. However, the browser cannot understand that the plus sign is empty, so if the file name contains null, if the file downloaded from the browser is null, it become
IPhone6 Port version (European version)
Hong Kong version of the bare metal unlocked public version, the model for IPhone6 (A1586), IPhone6 Plus (A1524) hardware support all Netcom, CDMA network hardware base support, but because there is no CDMA operators in Hong Kong, the default should be soft shielding, You need to add carrier profiles, and so on to be perfectly supported. In addition can also be in
Again see for Beginners C + + people recommend C + + primer I will beat people, really!By his mother, this gang of forced to mislead, delayed countless kung fu!is to listen to these silly rumors, said C + + primer explain more in-depth what, beginners should also chew this book, I bought this C + + primer paper books, the computer also has English electronic version, spent a lot of energy, almost the key chapter gnawing 2/3, I self-study ability
What about Apple device users who are tired of the official iOS system? Now there is an option, according to a Chinese technical cattle man submitted example, the fruit powder can install a Microsoft Windows system on the iphone.Recently, the domestic Wei Feng Network forum "tall Man", every day casino in an iphone 6 Plus mobile phone successfully installed antique-grade WINDOWS98 system, which triggered th
IPhone6 plus need a foil?
Official reply
About whether to film: although this is the consumer individual decision, but we believe that the screen protection film for the use of Corning Gorilla Glass screen equipment is not necessary. Gorilla Glass's excellent ability to resist damage can help protect today's most sophisticated electronic devices from the abuse
what is the IPhone6 plus battery capacity?
As early as this September IPhone6 plus officially landed in Australia, the ifixit team snapped up a iPhone6 plus and dismantled it at the first time. And from the data they published, theiPhone6 Plus battery capacity
After ORACLE is installed in LINUX, you cannot log on to iSQL * Plus as a DBA -- Linux general technology-Linux technology and application information. For more information, see the following. After ORACLE is installed in LINUX, you cannot log on to iSQL * Plus as a DBA. Why?
To log on to isqlplus as a DBA, you must co
Plus + operatorIn JavaScript, the rule of addition is actually simple, in only two cases:
Add numbers and Numbers
Add a string and a string
All other types of values are automatically converted to these two types of values. In order to figure out how this implicit conversion works, we first need to understand some basic knowledge. Let's review it quickly. In JavaScript, there are two kin
These days, when HP acquired H3C, it was rare to see 3COM with 3 O-markers. But the problem, a year ago a project bought a 3COM switch 2924-SFP plus switch (PS: pure switch, no readable data). At that time saw a default management IP in the back, so log in to the Web interface configuration can be. Later the project bought H3C S5500 switch, do not have this switch, so idle.Due to the recent equipment is mor
The current project uses the clickonce technology to deploy the client. The client sometimes needs to transmit some parameters from the server, for programs deployed in clickonce, we can use query strings in the launch URL to achieve this goal. Refer to the article on msdn and soon the code is finished. Okay. Try it. Deployment, from the launch client of the server, everything seems to be normal, and the value of all parameters has been successful.
B
Concept
Space: $ (' parent childchild ') means to get all childchild nodes under parentGreater than: $ (' Parent > Childchild ') means to get all the next levels under parent Childchild
Plus: $ (' pre + nextbrother ') means to get the next sibling node of the pre node, equivalent to the next () method
Wave Number: $ (' Pre ~ brother ') means to get all sibling nodes behind the pre node, equivalent to the Nextall () method
Detailed description
The
What is the function of the CSS selector Plus +:This selector matches the sibling element immediately following the specified element.The code example is as follows:DOCTYPE HTML>HTML>Head>MetaCharSet= "Utf-8">Metaname= "Author"content= "http://www.softwhy.com/" />title>Ant Tribetitle>styletype= "Text/css">#items{width:900px;Height:Auto;margin:0 Auto;padding:5px 0
The Sql*plus user name in Oracle is the system user, and the password is the password you set.If the password is forgotten, it can be reset by the following method.1, Win key +r key, enter cmd, open command prompt.2. Input Sqlplus/nolog3. Continue entering Conn/as SYSDBA4. Enter the ALTER user name identified by passwo
Tags: ati Oracle database has an OOP update JDBC use span OTAMethod 1:application.ymlmybatis-plus: configuration: jdbc-type-for-null: ‘null‘ #注意:单引号Method 2:View mp-starter-source code, Mybatisplusautoconfiguration, you can find that the 119th line has a configurationcustomizers, you can modify the configurationCustom one, with the completion @BeanPublicConfigurationcustomizerConfigurationcustomizer(){ReturnNew Mybatispluscustomizers (); }Class
During the test, it was found that the js data contains the plus sign + and a connection error occurred when it was uploaded to the backend through ajax. Deletion +, and the link was unblocked. It was indeed a problem. Someone raised a bug yesterday to escape the plus sign, I was depressed when I said "B + detective" and "C + detective" couldn't watch the video, because other resources can play the video. W
The testing process found that JS data contains plus + via AJAX to the background when the connection error, delete +, link unblocked, it is this problem, the plus to escape
Yesterday someone proposed a bug, said "B + Detective" and "Detective c+" can not see, I was very depressed, because other resources can be played, why this can not play, and the name of the
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