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What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
... source dir
File> Project Structure > Modules
click the directory and click the Sources button
It's weird because usually it's done automatically. Maybe it's better if you recreate the project again.
share
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Android Drawing Separator/Divider Line in Layout?
I would like to draw a line right in the middle of a layout and use it as a separator of other items like TextView. Is there a good widget for this. I don't really want to use an image as it would be hard to match the other components to it. And I want it to be relatively positioned as well. Than...
How to sort with lambda in Python
In Python, I am trying to sort by date with lambda. I can't understand my error message. The message is:
4 Answers
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How do you create a yes/no boolean field in SQL server?
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The equivalent is a BIT field.
In SQL you use 0 and 1 to set a bit field (just as a yes/no field in Access). In Management Studio it displays as a false/true value (at least in recent versions).
When accessing the database through ASP.NET it will expose the field as a boo...
Modify table: How to change 'Allow Nulls' attribute from not null to allow null
... then you will need to perform separate ALTER TABLE .. ALTER COLUMN .. commands
– sonyisda1
Feb 17 '17 at 15:14
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Advanced JavaScript: Why is this function wrapped in parentheses? [duplicate]
... get "1" when I run this code? What is this strange little appendix of (1) and why is the function wrapped in parentheses?
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How to modify existing, unpushed commit messages?
...t commit. Additionally, you can set the commit message directly in the command line with:
git commit --amend -m "New commit message"
…however, this can make multi-line commit messages or small corrections more cumbersome to enter.
Make sure you don't have any working copy changes staged before do...
jQuery UI sliders on touch devices
I'm developing a website using jQuery UI, and there are several elements on my site that appear to be incompatible when viewed on touchscreen devices; they don't cause any errors, but the behavior is not what it should be.
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Get query from java.sql.PreparedStatement [duplicate]
...;
To my experience, the ones which do so are at least the PostgreSQL 8.x and MySQL 5.x JDBC drivers. For the case your JDBC driver doesn't support it, your best bet is using a statement wrapper which logs all setXxx() methods and finally populates a SQL string on toString() based on the logged inf...
Why am I not getting a java.util.ConcurrentModificationException in this example?
...s says in the Javadoc:
The iterators returned by this class's iterator and listIterator
methods are fail-fast: if the list is structurally modified at any
time after the iterator is created, in any way except through the
iterator's own remove or add methods, the iterator will throw a
Con...