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Running multiple commands with xargs
...gs -d $'\n' sh -c 'for arg do command1 "$arg"; command2 "$arg"; ...; done' _
...or, without a Useless Use Of cat:
<a.txt xargs -d $'\n' sh -c 'for arg do command1 "$arg"; command2 "$arg"; ...; done' _
To explain some of the finer points:
The use of "$arg" instead of % (and the absence of...
How to find indices of all occurrences of one string in another in JavaScript?
...d) {
// or shorter arrow function:
// return source.split('').map((_,i) => i);
return source.split('').map(function(_, i) { return i; });
}
var result = [];
for (i = 0; i < source.length; ++i) {
// If you want to search case insensitive use
// if (source.substring(i,...
AngularJS browser autofill workaround by using a directive
...n form with the username and password, the $scope model won't be changed based on the autofill.
23 Answers
...
Flask-SQLAlchemy how to delete all rows in a single table
...re using Flask-SQLAlchemy then try User.query.delete() as query object as 'BaseQuery' object is not callable. Tested and verified.
– Shirish Kadam
Jul 13 '19 at 23:29
add a co...
How to order events bound with jQuery
...ventData, handler);
var allEvents = $this.data("events") || $._data($this[0], "events");
var typeEvents = allEvents[eventType];
var newEvent = typeEvents.pop();
typeEvents.unshift(newEvent);
});
};
})(jQuery);
Things to note:
This hasn...
Reshaping data.frame from wide to long format
...ed with r-faq, I felt it would be useful to share another alternative from base R: stack.
Note, however, that stack does not work with factors--it only works if is.vector is TRUE, and from the documentation for is.vector, we find that:
is.vector returns TRUE if x is a vector of the specified mo...
Is there a download function in jsFiddle?
...wnloads the fiddle as well as its external resources. The steps given are based on using Google Chrome. Using other web browsers should work as well, but they may use different filenames.
Select the "Share/Embed" menu/link at the top of the JSFiddle edit page. In the dialog box that appears, co...
How do I select an element in jQuery by using a variable for the ID?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Collection was modified; enumeration operation may not execute
...
Is that a complete example? I have a class (_dictionary obj below) that contains a generic Dictionary<string,int> named MarkerFrequencies, but doing this didn't instantly solve the crash: lock (_dictionary.MarkerFrequencies) { foreach (KeyValuePair<string, int...
JQuery to load Javascript file dynamically
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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