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What is the Java equivalent of PHP var_dump?
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what's that Field you're using, imported from where?
– RMiranda
Dec 11 '13 at 21:53
3
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How do I make the whole area of a list item in my navigation bar, clickable as a link?
I've got a horizontal navigation bar made from an unordered list, and each list item has a lot of padding to make it look nice, but the only area that works as a link is the text itself. How can I enable the user to click anywhere in the list item to active the link?
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Why when a constructor is annotated with @JsonCreator, its arguments must be annotated with @JsonPro
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Jackson has to know in what order to pass fields from a JSON object to the constructor.
It is not possible to access parameter names in Java using reflection - that's why you have to repeat this information in annotations.
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grep using a character vector with multiple patterns
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Good answers, however don't forget about filter() from dplyr:
patterns <- c("A1", "A9", "A6")
>your_df
FirstName Letter
1 Alex A1
2 Alex A6
3 Alex A7
4 Bob A1
5 Chris A9
6 Chris A6
result <- filter(your_df, gr...
Node.js Error: Cannot find module express
... project directory. So you should copy the file the express module folders from C:\Users\Dmitry\AppData\Roaming\npm\node_modules\ to your project directory as : C:\ChatServer\Server\node_modules. If you do not have a folder named 'node_modules' in your project folder, then create it first and paste ...
ImportError: No module named matplotlib.pyplot
...As ..)
Step 2: Take note of where the file got saved and cd the directory from command prompt. Run the get-pip.py script to install pip.
You can write in cmd this line within quotes: "python .\get-pip.py"
Step 3: Now in cmd type: pip install matplotlib
And you should be through.
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How do you install Boost on MacOS?
... Boost on the current macOS as of this writing:
Download the the .tar.gz from https://www.boost.org/users/download/#live
Unpack and go into the directory:tar -xzf boost_1_50_0.tar.gz
cd boost_1_50_0
Configure (and build bjam):
./bootstrap.sh --prefix=/some/dir/you/would/like/to/prefix
Build:
./b...
Replace string within file contents
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Using pathlib (https://docs.python.org/3/library/pathlib.html)
from pathlib import Path
file = Path('Stud.txt')
file.write_text(file.read_text().replace('A', 'Orange'))
If input and output files were different you would use two different variables for read_text and write_text.
If you...
How to tell a Mockito mock object to return something different the next time it is called?
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Add horizontal scrollbar to html table
... formatting.
Here are more involved examples with scrolling table captions from a page on my website.
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