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In plain English, what does “git reset” do?
...nch anymore.
Git permanently deletes such commits after 30 days, but until then you can recover C by pointing a branch at it again (git checkout C; git branch <new branch name>).
Arguments
Paraphrasing the man page, most common usage is of the form git reset [<commit>] [paths...], whi...
Can I assume (bool)true == (int)1 for any C++ compiler?
... a while not take a while?" (Answer: when it takes two parameters, because then that entry had #defined it to printf.)
– Ken Bloom
Apr 27 '10 at 21:08
3
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Undefined reference to pthread_create in Linux
... so that it would use -pthread instead of -lpthread when compiling. I was then able to compile snortsam. Thanks Employed Russian!
– dcarrith
Jul 5 '14 at 13:47
...
Why is volatile needed in C?
...The compiler will try to be clever, read the value of isbusy just once and then go into an infinite loop. That's not what you want.
The way to get around this is to declare the pointer gadget as volatile. This way the compiler is forced to do what you wrote. It can't remove the memory assignments,...
How do I return the response from an asynchronous call?
...use a transpiler or regenerator)
Callbacks (popular in node)
Promises with then() (ES2015+, available in older browsers if you use one of the many promise libraries)
All three are available in current browsers, and node 7+.
ES2017+: Promises with async/await
The ECMAScript version released in 2017...
Add string in a certain position in Python
... another way to do this would be to turn the string into a list, which can then be indexed and modified without any slicing trickery. However, to get the list back to a string you'd have to use .join() using an empty string.
>>> hash = '355879ACB6'
>>> hashlist = list(hash)
>...
Make Bootstrap Popover Appear/Disappear on Hover instead of Click
...rules are and if you are working with any particular coding standards, and then personal preference. Looking at the two, I prefer targeting the trigger option within popover() function. Seems more readable to me.
– Coderhi
Apr 9 at 15:47
...
Reload an iframe with jQuery
...ame with jQuery
make a link inside the iframe lets say with id = "reload" then use following code
$('#reload').click(function() {
document.location.reload();
});
and you are good to go with all browsers.
Reload an iframe with HTML (no Java Script req.)
It have more simpler solution: which ...
Spring DAO vs Spring ORM vs Spring JDBC
...d parameters. You just need to configure it with a DataSource, and you can then write code like this:
int nbRows = jdbcTemplate.queryForObject("select count(1) from person", Integer.class);
Person p = jdbcTemplate.queryForObject("select first, last from person where id=?",
rs -> n...
How to remove single character from a String
...r mutator methods.
Just delete the characters that you need to delete and then get the result as follows:
String resultString = sb.toString();
This avoids creation of unnecessary string objects.
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