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How to split a string in shell and get the last field
... And how does one keep the part before the last separator? Apparently by using ${foo%:*}. # - from beginning; % - from end. #, % - shortest match; ##, %% - longest match.
– Mihai Danila
Jul 9 '14 at 14:07
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belongs_to through associations
...f using a proper unique constraint in your database. When you do this in ruby you have race conditions.
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jQuery - What are differences between $(document).ready and $(window).load?
...cause of the way the DOM method is defined. If you need to attach
events by these names, use the .on() method, e.g. change
$("img").load(fn) to $(img).on("load", fn).1
$(window).load(function() {});
Should be changed to
$(window).on('load', function (e) {})
These are all equivalent:
$(f...
git visual diff between branches
...e glory. I use this approach for all my code reviews, and I have left the abysmal pull request comparision tool in GitHub far behind. I can even make edits as I go, and when done I just create a new branch with "-code-review" appended and commit!
– kghastie
Feb...
Can Git hook scripts be managed along with the repository?
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As a rule git config variables can't be set by the repository you are cloning. I think this is to prevent the execution of arbitrary code. git config controls the execution of code through hooks, the user name on commit messages, and other important functions.
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Can the Android drawable directory contain subdirectories?
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I've wrote an eclipse plugin which allows to create virtual subfolder by separating the file name with two underscores __. The project is in early stages, but don't worry it won't crash your IDE
more details can be found here, feel free to fork and send pull requests:
https://github.com/kiril...
How to change value of object which is inside an array using JavaScript or jQuery?
...bjIndex], desc: 'updated desc value'};
// make final new array of objects by combining updated object.
const updatedProjects = [
...projects.slice(0, objIndex),
updatedObj,
...projects.slice(objIndex + 1),
];
console.log("original data=", projects);
console.log("updated data=", updatedProjec...
How to convert a set to a list in python?
...roblems, try to find the datatype of the element you want to convert first by using :
type(my_set)
Then, Use:
list(my_set)
to convert it to a list. You can use the newly built list like any normal list in python now.
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Can I add a custom attribute to an HTML tag?
... but, I don't care validation, I just wanna it could be accessed by javascript.
– lovespring
Nov 14 '09 at 19:09
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R: rJava package install failing
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Keeping to the true meaning of "stack overflow" by creating a question -> answer infinite loop---I like it.
– DrewConway
Jul 22 '10 at 18:18
10
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