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How to add a “readonly” attribute to an ?
...nputId').prop('readonly', true);
Read more about difference between prop and attr
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Will console.log reduce JavaScript execution performance?
... of the best approaches is to wrap the console.log in one of your methods, and where you can check for conditions and execute it. In a production build, you can avoid having these functions. This Stack Overflow question talks in details about how to do the same using the Closure compiler.
So, to a...
Git interactive rebase no commits to pick
I'm on master and I did rebase -i <my_branch>
4 Answers
4
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How can I round down a number in Javascript?
... by JavaScript - can be emulated by using Math.ceil() for negative numbers and Math.floor() for positive numbers.
+3.5 => +3.0 using Math.floor()
-3.5 => -3.0 using Math.ceil()
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multiple definition of template specialization when using different objects
... in different object files (ie. in this case it is instantiated in other.c and main.c) but the original object itself is defined only in one file - in this case hello.h.
– Justin Liang
Apr 8 '15 at 17:02
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How do I stop a Git commit when VI is on the screen waiting for a commit message?
... have two options:
Provide an empty commit message. If it's a new commit and you haven't yet saved the message, you can simply use :q! (quit without saving). If you’ve already saved (or you're amending a previous commit), just delete the entire log message and save again. This can be done with g...
Does a foreign key automatically create an index?
...se through a FK-relationship, you'll often need to lookup a relating table and extract certain rows based on a single value or a range of values.
So it makes good sense to index any columns involved in a FK, but a FK per se is not an index.
Check out Kimberly Tripp's excellent article "When did SQ...
Android OnClickListener - identify a button
...b1);
b2 = (Button) findViewById(R.id.b2);
b1.setOnClickListener(myhandler1);
b2.setOnClickListener(myhandler2);
...
}
View.OnClickListener myhandler1 = new View.OnClickListener() {
public void onClick(View v) {
// it was the 1st button
}
};
View.OnClickListener ...
How can I make Flexbox children 100% height of their parent?
... Please add removing height: 100% to the answer - I nearly gave up and only saw this at the last moment before reverting to absolute - which comes with all sorts of problems.
– Peter
May 2 at 10:18
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convert a list of objects from one type to another using lambda expression
I have a foreach loop reading a list of objects of one type and producing a list of objects of a different type. I was told that a lambda expression can achieve the same result.
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