Recent Posts
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The Java – JSF converter causes the validator to be ignored
This is the area: <h:inputText id="mobilePhoneNo" value="#{newPatientBean.phoneNo}" requi…… -
Android custom progress bar
Here is the programming house jb51 CC collects and arranges code fragments through the network@ H_ 404_ 1@ Programming…… -
Android obtains WiFi IP address or mobile network IP address
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Use common compression to read tar. In Java gz
OK, I want to read tar GZ file (or XY), but this is one thing TarArchiveInputStream tarInput = new TarArchiveInputStre…… -
Java – how to share a constant variable for all classes in the package?
I want a constant variable to be common to all classes in the package Is there any way I can do this instead of using …… -
Android eraser effect
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Four methods of traversing Java map
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
java – Selenium getText
I want to use by ID or by cssSelector getText(). I try to solve my problem by executing getattribute ("value"), but I …… -
Struts 2 upload tool class
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Common operations of POI Excel
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Multithreading – how does a thread notify an object without a window handle?
I'm new to multithreading, but I'm not a complete novice I need to execute the call to the web service in the worker t…… -
Common Lisp – use the clos class instance as the hash table key?
I have the following courses: (defclass category () ((cat-channel-name :accessor cat-channel-name :initarg :ca…… -
Android async HTTP enables downloading and uploading
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Zoom after uploading pictures in Java
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Java – symmetricds (production) in the field?
I've been looking for options to synchronize data between several POS devices and servers Symmetricds seems to be one …… -
Java – can you extend all subclasses of a class with a single class?
Java – can you extend all subclasses of a class with a single class? Let's explain it with an example. The actual code…… -
Java code for comparing the similarity of two pictures
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Java – gae data store: persistent referenced objects
I tried to persist Java objects to the gae data store I'm not sure how to persist objects with ("nontrivial") referenc…… -
FTP operation client based on ftp4j component
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
java. Lang.classcastexception: cannot cast Java util. LinkedHashMap
Javascript $.ajax({ headers : { 'Accept' : 'application/json','Content-Type' : 'application/json…… -
Imageswitcher to achieve the effect of boot page
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Android compression tool class
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
How do you configure groovy console so I don’t have to import it at startup?
I have a groovy script that uses a third-party library Every time I open an application and try to run my script, I ha…… -
Can abstract methods be public in Java?
Can abstract methods be public in Java? Are abstract methods implicitly exposed, or if you don't specify whether they …… -
Java – rotate array
Therefore, the goal is to rotate the elements in the array once This is what I have: for (int x = 0; x <= array.len…… -
Java 8 filters are based on Boolean values
I want to be able to apply filters based on incoming Boolean values public static List<Integer> multiplyNumbers(…… -
Java – more than one userdetailsservice is registered Please use a specific ID to reference or element
I tried to use spring security to remember my functions <bean id="userService" class="mypath.service.UserDetailsSer…… -
BeanUtils is easy to use
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Excel file generated by JXL + java file download function
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Android saves pictures to SD card
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao…… -
Java socket block connected to the server
I'm trying to connect to the server using java sockets I'm trying to connect from port 80 to port 90 int port; Socket …… -
Code for mutual conversion of numbers and ASCII codes in Java
Here is the programming house jb51 CC collects and arranges code fragments through the network. Programming house Xiao……