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How do I edit /etc/sudoers from a script?
... This is a great answer. The whole subshell should be executed as root, e.g. echo "$USER ALL=NOPASSWD:/usr/bin/rsync" | (sudo su -c 'EDITOR="tee" visudo -f /etc/sudoers.d/rsync').
– simon
Aug 19 '15 at 21:58
...
Gulps gulp.watch not triggered for new or deleted files?
...function.
Here's an example of how that function is used:
watch({
root: config.src.root,
match: [{
when: 'js/**',
then: gulpStart('js')
}, {
when: '+(scss|css)/**',
then: gulpStart('css')
}, {
when: '+(fonts|img)/**',
then: gulpStart('assets')...
How to print an exception in Python?
...eption:
logging.exception("An exception was thrown!")
Output:
ERROR:root:An exception was thrown!
Traceback (most recent call last):
File ".../Desktop/test.py", line 4, in <module>
1/0
ZeroDivisionError: division by zero
Notes:
the function logging.exception() should only be ...
Where can I find the Java SDK in Linux after installing it?
... "find / -name 'javac'" is less typing, but requires admin (root) privilege or you will get a lot permission denied messages.
– Steven the Easily Amused
Sep 30 '16 at 22:54
...
Creating a new empty branch for a new project
... This answer is interesting because it allows you to start another branch/root with totally empty first commit.
– Stéphane Gourichon
Dec 30 '18 at 19:15
...
Is there a way to get a collection of all the Models in your Rails app?
...ntent of the models directory of your application...
Dir.foreach("#{RAILS_ROOT}/app/models") do |model_path|
# ...
end
EDIT: Another (wild) idea would be to use Ruby reflection to search for every classes that extends ActiveRecord::Base. Don't know how you can list all the classes though...
ED...
Linux scp 远程文件上传下载，指定端口 - 操作系统(内核) - 清泛网 - 专注C...
...定端口linux-scp1、默认22端口上传、下载文件：scp test tgz root@xxx xxx xxx xxx: tmpscp root@xxx xxx xxx xxx: tmp test tgz 2、指定端口：scp -P8888 root@xxx xxx xxx xxx: tmp test tgz 1、默认22端口上传、下载文件：
scp test.tgz root@xxx.xxx.xxx.xxx:/tmp
scp root@x...
PANIC: Broken AVD system path. Check your ANDROID_SDK_ROOT value [D:\A...
报错如下：PANIC: Broken AVD system path. Check your ANDROID_SDK_ROOT value [D:\APPinventor\AppInventor2\resources\app.asar.unpacked\Emulator\from-Android-SDK]!
How to Unit test with different settings in Django?
...the tests? Best I've found is something like self.settings().wrapped.MEDIA_ROOT, but that's pretty terrible.
– mlissner
Oct 22 '14 at 17:56
2
...
Similar to jQuery .closest() but traversing descendants?
...
Pure JS solution (using ES6).
export function closestDescendant(root, selector) {
const elements = [root];
let e;
do { e = elements.shift(); } while (!e.matches(selector) && elements.push(...e.children));
return e.matches(selector) ? e : null;
}
Example
Considering th...