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Border around tr element doesn't show?
...ke Chrome/Firefox do not render borders on tr , but it renders the border if the selector is table tr td .
1 Answer
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List Git aliases
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This answer builds upon the answer by johnny. It applies if you're not using git-alias from git-extras.
On Linux, run once:
git config --global alias.alias "! git config --get-regexp ^alias\. | sed -e s/^alias\.// -e s/\ /\ =\ /"
This will create a permanent git alias named ali...
What is Eclipse's Ctrl+O (Show Outline) shortcut equivalent in IntelliJ IDEA?
...e commands will show the functions/methods in the current class.
Press SHIFT TWO times if you want to search both class and method in the whole project.
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What's the difference between a method and a function?
...object. In most respects it is identical to a function except for two key differences:
A method is implicitly passed the object on which it was called.
A method is able to operate on data that is contained within the class (remembering that an object is an instance of a class - the class is the de...
No Exception while type casting with a null in java
...ow null pointer because it first checks whether the object is null or not. If null then it simply prints the string "null". Otherwise it will call the toString method of that object.
Adding more details: Internally print methods call String.valueOf(object) method on the input object. And in valueOf...
Mercurial - all files that changed in a changeset?
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If you want to list only files that have changed then you should be using "status command"
The following will list the changes to files in revision REV
hg status --change REV
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Converting java.util.Properties to HashMap
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Or if you don't have already the map in hand properties.entrySet().stream().collect(Collectors.toMap(e->(String)e.getKey(),e->(String)e.getValue()))
– Tonsic
May 30 '18 at 18:10
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Cannot delete directory with Directory.Delete(path, true)
...an overload that delete all files that are within the directory structure. If you wanna get wrong, get wrong with Ryan S answer.
– Sig. Tolleranza
Feb 10 '10 at 9:00
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PatternSyntaxException: Illegal Repetition when using regex in Java
...t matter): they are the opening and closing tokens for the repetition quantifier {n,m} where n and m are integers. Hence the error message: "Illegal repetition".
You should escape them: "\\{\"user_id\" : [0-9]*\\}".
And since you seem to be trying to parse JSON, I suggest you have a look at Jackso...
How to convert byte array to string and vice versa?
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Your byte array must have some encoding. The encoding cannot be ASCII if you've got negative values. Once you figure that out, you can convert a set of bytes to a String using:
byte[] bytes = {...}
String str = new String(bytes, "UTF-8"); // for UTF-8 encoding
There are a bunch of encodings ...