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Rails has_and_belongs_to_many migration
...e. From the docs
By default, the name of the join table comes from the union of the
first two arguments provided to create_join_table, in alphabetical
order. To customize the name of the table, provide a :table_name
option:
...
conditional unique constraint
... records to a table that lacks the constraint, and perhaps use a view with UNION of the two tables to preserve the appearance of a single table.
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How do I use installed packages in PyCharm?
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For me, it was just a matter of marking the directory as a source root.
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How to refer to relative paths of resources when working with a code repository
.... How do you solve it when you have the following tree structure: /Project_Root_dir /python_files_dir /Some more subdirs here py_file.py /resources /some subdirs here resource_file.csv
– olamundo
Aug 14 '09 at 12...
clang error: unknown argument: '-mno-fused-madd' (python package installation failure)
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If you install as root you need to set the flags for the root user.
– ErikAndren
Mar 18 '14 at 6:29
48
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Kiosk mode in Android
... has announced Task Locking, which does exactly that. It does seem to need root however.
The L Developer Preview introduces a new task locking API that lets
you temporarily restrict users from leaving your app or being
interrupted by notifications. This could be used, for example, if you
a...
Automatically add all files in a folder to a target using CMake?
...ook at this script
param (
[Parameter(Mandatory=$True)]
[string]$root
)
if (-not (Test-Path -Path $root)) {
throw "Error directory does not exist"
}
#get the full path of the root
$rootDir = get-item -Path $root
$fp=$rootDir.FullName;
$files = Get-ChildItem -Path $root -Recurse -...
Retrieve specific commit from a remote Git repository
...ubmodule pointer).
Only objects reachable from the branch tips, i.e. the union of advertised branches and branches hidden by transfer.hideRefs, will be processed.
Note that there is an associated cost of having to walk back the history to check the reachability.
This feature can be used whe...
Build android release apk on Phonegap 3.x CLI
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For cordova 5.0.0 and above create a build.json on the root of your project and fill it with { "android": { "release": { "keystore": "/path/to/your.keystore", "alias": "youalias" } } } instead of the ant.properties file. FYI cordov...
Trying to git pull with error: cannot open .git/FETCH_HEAD: Permission denied
...e the permissions for changing that directory, and the second because your root user doesn't have the right SSH keys for accessing that git repository.
Depending on what you're trying to do, it might be better to clone the repository to a different directory, or maybe chown the current directory to...