包含标签：Java 的文章
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Java – IllegalStateException: arrayadapter requires the resource ID to be textview
I ran my code once. I ran it again. Now it crashes every time Logcat gave me this: 04-11 03:15:57.293: D/dalvikvm(344)…… -
Java – what is a concurrent language?
From the Java language specification: What is a concurrent language? Solution This means that threads and synchronizat…… -
Java – executorservice seems to run threads on the UI?
Iam tried to use executorservice to run some code to connect my client to the server Obviously Iam tried to make it ru…… -
Assembly – sometimes why do we need to disable interrupts when A20 is enabled?
In some codes of osdev wiki for enabling the A20 line, we have cli interrupt command In others we don't have them For …… -
When a decimal point is given, the Java program crashes, but int is used
When the user enters an integer, the program runs smoothly, but when the user enters the last decimal number, the prog…… -
Java cannot find method main
I have a simple hello world plan trouble ha ha! I hope someone can understand this Therefore, the errors received are …… -
Polymorphism and interfaces in Java (you can use polymorphism to implement interfaces… Why?)
In the real world, what types of problems do people use it to solve? Can I see the sample code for these collaboration…… -
java. lang.ClassCastException：android. widget. LinearLayout $layoutparams cannot be cast to Android support. v7. widget. RecyclerView $LayoutParams
I have a recyclerview with LinearLayout LinearLayout consists of nine buttons Before making some changes, I can click …… -
Java cast to enum type problem
There were some problems converting Java long type to enum type, and a solution could not be found This is what I'm us…… -
Does Java contain a data type named “item”?
I'm reading the book algorithms. They mentioned the data type item However, I can't find it in any API Is there an "it…… -
Java – Maven spring boot multi module
I'm trying to configure Maven to use spring boot with multiple modules I'm new to Maven and spring boot stuff. I'm not…… -
Android websocket sockjs client of webserver based on Java spring
I am using spring 4.1 6. Release and my server are configured to use the websocket method based on sockjs and stomp pr…… -
Java – how to prevent the possibility of selecting specific columns in JTable?
I want to disable the possibility of selecting specific columns in JTable Using the defaultlistselectionmodel class, y…… -
Java – how to use jsoup to get hidden input values?
I have data <input name="authenticity_token" type="hidden" value="aiUlw1Yh4W47lPQearSEdTkU0rhKpziZOweq5PMTV0Q=" /&g…… -
Java – eofexception when reading files using objectinputstream
I have basically encountered a similar problem: eofexception in Java when reading objectinputstream, but I can't find …… -
Java – is there any way to restore Youtube API videos?
I'm using the Youtube API to write a simple application for Android – I want to realize the automatic recovery state o…… -
Inline comments in Java: / * * versus / *?
Why do I prefer to write inline comments in Java, as shown below: /** Init operation */ mindControlLaser.engage(); Ins…… -
Java – read the image from excel and store it in SQL server
I have a table called 'tab1' cl_id int //auto imcrement cl_image image I want to read the image in Excel from the imag…… -
Java: how to delete spaces in jformattedtextfield?
So I have a jformattedtextfield that lets users enter a number The number can be 1 to 99, so I used maskformatter ("##…… -
Java – hibernate preupdateeventlistener does not work
I am trying to implement hibernate's preupdateeventlistener in my project, but there is no response My configuration X…… -
Boolean expression optimization in Java
Consider the following methods in Java: public static boolean expensivecomputation() { for (int i = 0; i < Inte…… -
Java – what is the difference between these two urlencodings of URL
Some queries encoded UTF - 8 I sent to the server did not return the expected results Namely http://direct.jthinkws.co…… -
Java – JPA onetomany list cannot find mappedby attribute that should be inherited
We are currently making some requirements. We must add some similar entities (car pictures, pet pictures, holiday pict…… -
Java – the host who insists on using a dagger in the activity
When you inject a presenter into an active range rotation, how do you keep the presenter active? My understanding is t…… -
Java – format spring error message parameters
I have a spring boot web application, and I reject the value in the controller, as follows: @RequestMapping(value = "/…… -
Java – extends existing ant path Tags
Can existing path markers in ant build files be extended? For example, I want to expand: <path id="project.classpat…… -
Java – hyperjaxb: exclude XML elements by XML attribute
I have a predefined XSD as follows: <xs:element name="JavaClass1"> <xs:complexType> <xs:seq…… -
Java – quartz scheduler does not use JDBC store to insert records in dB
Configure quartz jobs, public static void schedule(IEntity entity,Date startdate) { try { JobDetail job = …… -
Java – spring data break uses the manytomany relationship to post a new project
I have two entities: actors and movies There is a manytomany relationship between the two (because and actors can conn…… -
The JavaFX program cannot start because “graphicspipeline.createpipeline of com.sun.prism.es2.es2pipeline failed”
I just want to run a basic JavaFX HelloWorld program on Ubuntu 16.10 However, it compiles at startup but crashes I use…… -
Pyscreenshot suspended Python 3.4
I'm still new to python I use Python 3.4.0 in idle on Ubuntu 14.04 I want to take a screenshot. After research, it see……