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How do I list all files of a directory?
...les and directories.
If you want just files, you could either filter this down using os.path:
from os import listdir
from os.path import isfile, join
onlyfiles = [f for f in listdir(mypath) if isfile(join(mypath, f))]
or you could use os.walk() which will yield two lists for each directory it vi...
How to change the style of the title attribute inside an anchor tag?
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Here is an example of how to do it:
a.tip {
border-bottom: 1px dashed;
text-decoration: none
}
a.tip:hover {
cursor: help;
position: relative
}
a.tip span {
display: none
}
a.tip:hover span {
border: #c0c0c0 1px d...
Docker and securing passwords
I've been experimenting with Docker recently on building some services to play around with and one thing that keeps nagging me has been putting passwords in a Dockerfile. I'm a developer so storing passwords in source feels like a punch in the face. Should this even be a concern? Are there any good ...
Finding all objects that have a given property inside a collection [duplicate]
...amp;& c.getWhateverElse().equals(Something);
}
});
Of course you don't have to use an anonymous class every time, you could create implementations of the Predicate interface for commonly used searchs.
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What is the best way to paginate results in SQL Server
... original query. The cool thing here, especially for web apps, is that you don't have to keep any state, except the row numbers to be returned.
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DROP IF EXISTS VS DROP?
...BLE IF EXISTS table_name;
The first one will throw an error if the table doesn't exist, or if other database objects depend on it. Most often, the other database objects will be foreign key references, but there may be others, too. (Views, for example.) The second will not throw an error if the...
How to mount a host directory in a Docker container
I am trying to mount a host directory into a Docker container so that any updates done on the host is reflected into the Docker containers.
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Gets byte array from a ByteBuffer in java
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Depends what you want to do.
If what you want is to retrieve the bytes that are remaining (between position and limit), then what you have will work. You could also just do:
ByteBuffer bb =..
byte[] b = new byte[bb.remaining()];
bb.get(b);
which is...
Add querystring parameters to link_to
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The API docs on link_to show some examples of adding querystrings to both named and oldstyle routes. Is this what you want?
link_to can also produce links with anchors or query strings:
link_to "Comment wall", profile_path(@profi...
Change private static final field using Java reflection
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Assuming no SecurityManager is preventing you from doing this, you can use setAccessible to get around private and resetting the modifier to get rid of final, and actually modify a private static final field.
Here's an example:
import java.lang.reflect.*;
public class Everyt...