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No appenders could be found for logger(log4j)?
...ties (taken from the above mentioned guide) file to your classpath:
# Set root logger level to DEBUG and its only appender to A1.
log4j.rootLogger=DEBUG, A1
# A1 is set to be a ConsoleAppender.
log4j.appender.A1=org.apache.log4j.ConsoleAppender
# A1 uses PatternLayout.
log4j.appender.A1.layout=or...
How to get the Full file path from URI
...nd of unique id per storage
// don't know any API that can get the root path of that storage based on its id.
//
// so no "primary" type, but let the check here for other devices
if ("primary".equalsIgnoreCase(type)) {
fullPath = Environment.getExternalSto...
How to remove a directory from git repository?
... in next commits
To ignore that folder from next commits make one file in root folder (main project directory where the git is initialized) named .gitignore
and put that folder name into it. You can ignore as many files/folders as you want
.gitignore file will look like this
/FolderName
...
Is there a rule-of-thumb for how to divide a dataset into training and validation sets?
...ed for the validation set should be
inversely proportional to the square root of the number of free
adjustable parameters.
In their conclusion they specify a formula:
Validation set (v) to training set (t) size ratio, v/t, scales like
ln(N/h-max), where N is the number of families of rec...
How to cherry pick a range of commits and merge into another branch?
...tration.
As Jubobs mentions in the comments:
This assumes that B is not a root commit; you'll get an "unknown revision" error otherwise.
Note: as of Git 2.9.x/2.10 (Q3 2016), you can cherry-pick a range of commit directly on an orphan branch (empty head): see "How to make existing branch an orphan...
What are namespaces?
...oller.php which is in the path:
app/Http/Controllers from the project’s root directory
There is also another controller class named: Controller.php, but this one is in the path:
vendor/laravel/framework/src/Illuminate/Routing from the project’s root directory
You don’t need to look at the s...
iOS 7: UITableView shows under status bar
...atus bar. The navigation controller solution is the simplest workaround, I root for it. However, the translucent status bar is a stupid idea.
– Pride Chung
Sep 26 '13 at 17:01
6
...
How to remove the hash from window.location (URL) with JavaScript without page refresh?
...rds @vahanpwns note, to use . instead of /. Using / changes the url to the root path.
– Isaac Gregson
Jun 26 '15 at 7:05
5
...
DESTDIR and PREFIX of make
...ersion installed already and not want to disturb it, or he may not even be root. So he uses
./configure --prefix=/usr
so the program will expect to be installed in /usr when it runs, then
make install DESTDIR=debian/tmp
to actually create the directory structure.
make install prefix=***
...
Can you add new statements to Python's syntax?
...e on, references to files in the Python source are given relatively to the root of the source tree, which is the directory where you run configure and make to build Python.
Two modifications have to be made to the grammar file. The first is to add a definition for the until statement. I found where...