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What is the minimum I have to do to create an RPM file?
...ld/{RPMS,SRPMS,BUILD,SOURCES,SPECS,tmp}
cat <<EOF >~/.rpmmacros
%_topdir %(echo $HOME)/rpmbuild
%_tmppath %{_topdir}/tmp
EOF
cd ~/rpmbuild
2. create the tarball of your project
mkdir toybinprog-1.0
mkdir -p toybinprog-1.0/usr/bin
mkdir -p toybinprog-1.0/etc/toybinprog
install -m 755...
Reload Flask app when template file changes
...estart to be refreshed, as they should be loaded from disk everytime render_template() is called. Maybe your templates are used differently though.
To reload your application when the templates change (or any other file), you can pass the extra_files argument to Flask().run(), a collection of filen...
Updating MySQL primary key
I have a table user_interactions with 4 columns:
3 Answers
3
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How do you 'redo' changes after 'undo' with Emacs?
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To undo: C-_
To redo after a undo: C-g C-_
Type multiple times on C-_ to redo what have been undone by C-_
To redo an emacs command multiple times, execute your command then type C-xz and then type many times on z key to repea...
How to force link from iframe to be opened in the parent window
...Add the following to the head of the page in the iframe:
<base target="_parent">
This will load all links on the page in the parent window. If you want your links to load in a new window, use:
<base target="_blank">
This tag is fully supported in all browsers.
...
angular.service vs angular.factory
...t = myFactory.getArtist();
});
app.factory('myFactory', function(){
var _artist = 'Shakira';
var service = {};
service.getArtist = function(){
return _artist;
}
return service;
});
2) When you’re using Service, Angular instantiates it behind the scenes with the ‘new’ keywor...
Multiple file upload in php
...ave multiple="multiple" or just multiple
In your PHP file use the syntax "$_FILES['inputName']['param'][index]"
Make sure to look for empty file names and paths, the array might contain empty strings. Use array_filter() before count.
Here is a down and dirty example (showing just relevant code)
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How can I expand the full path of the current file to pass to a command in Vim?
...ught me here, this should be the chosen answer.
– doc_id
Mar 2 '13 at 1:15
add a comment
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Getting a list of all subdirectories in the current directory
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Do not use os.walk('.').next()[1] or os.walk('.').__next__()[1] directly. Instead, use the built-in function next(), which is available both in Python 2 (see doc) and Python 3 (see doc). For example: next(os.walk('.'))[1].
– Lucio Paiva
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What is the most effective way for float and double comparison?
...all depends on context and the expected size of a and b.
BTW, std::numeric_limits<double>::epsilon() is the "machine epsilon". It is the difference between 1.0 and the next value representable by a double. I guess that it could be used in the compare function but only if the expected values a...