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Error 908: Permission RECEIVE_SMS has been denied. - App Inventor 2 中...
...，则权限将包含在清单中，并且（如果Android >= 6.0）在运行时请求。
在此更改之前，ReceivingEnabled的默认值是Foreground，而不是Off。因此，旧的教程可能不起作用，因为它们假设了旧的行为。人们需要有意识地启用接收选项才能...
Why is a combiner needed for reduce method that converts type in java 8
... compilation error you got - argument mismatch; int cannot be converted to java.lang.String. Actually, I think passing 0 as the identity value is also wrong here, since a String is expected (T).
Also note that this version of reduce processes a stream of Ts and returns a T, so you can't use it to r...
Bytes of a string in Java
In Java, if I have a String x , how can I calculate the number of bytes in that string?
8 Answers
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String.replaceAll single backslashes with double backslashes
...;
Update: as per the comments, you appear to want to use the string in JavaScript context. You'd perhaps better use StringEscapeUtils#escapeEcmaScript() instead to cover more characters.
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How do I invoke a Java method when given the method name as a string?
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Coding from the hip, it would be something like:
java.lang.reflect.Method method;
try {
method = obj.getClass().getMethod(methodName, param1.class, param2.class, ..);
} catch (SecurityException e) { ... }
catch (NoSuchMethodException e) { ... }
The parameters identify...
How to do a SOAP Web Service call from Java class?
...nd your problem boils down to how to call a SOAP (JAX-WS) web service from Java and get its returning object. In that case, you have two possible approaches:
Generate the Java classes through wsimport and use them; or
Create a SOAP client that:
Serializes the service's parameters to XML;
Calls t...
How many spaces will Java String.trim() remove?
In Java, I have a String like this:
17 Answers
17
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Git Ignores and Maven targets
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Just tried to commit a java project with "target" subpackage in one of it's modules. :(
– okutane
Mar 14 '17 at 5:47
add a ...
How do I change the Javadocs template generated in Eclipse?
I dislike the default Javadocs generated for me when I create a Class or methods, especially the @author variable, which is the current system username on my windows box.
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How to convert Set to String[]?
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From Java 7 we can use String[] GPXFILES1 = myset.toArray(new String[0]) and that's recommended. Update the answer. "Since late updates of OpenJDK 6 this call was intrinsified, making the performance of the empty array version th...