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How to remove/delete a large file from commit history in Git repository?
...sing history - which is exactly what you want to do). You need to get that setting changed on the remote, or failing that, push the updated repo history to a brand new blank repo.
– Roberto Tyley
Feb 23 '14 at 23:09
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Space between two rows in a table?
...Inserting an empty table row might work, but it's f'ugly. A bottom-border set to transparent might also work, but I'm not sure how cross-browser-compatible it is.
– Simon East
Feb 28 '12 at 6:28
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Check if database exists in PostgreSQL using shell
...p -w matches alphanumeric, digits and the underscore, which is exactly the set of characters allowed in unquoted database names in postgresql (hyphens are not legal in unquoted identifiers). If you are using other characters, grep -w won't work for you.
The exit status of this whole pipeline will...
How do I make python wait for a pressed key?
...aw_input():
raw_input("Press Enter to continue...")
This only waits for the user to press enter though.
One might want to use msvcrt ((Windows/DOS only) The msvcrt module gives you access to a number of functions in the Microsoft Visual C/C++ Runtime Library (MSVCRT)):
import msvcrt as m
d...
How to determine if a number is a prime with regex?
I found the following code example for Java on RosettaCode :
4 Answers
4
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In Vim, I'd like to go back a word. The opposite of `w`
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
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else {
createEditor();
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Convert Float to Int in Swift
I want to convert a Float to an Int in Swift. Basic casting like this does not work because these types are not primitives, unlike float s and int s in Objective-C
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Internet Explorer 9 not rendering table cells properly
My website has always run smoothly with IE8, IE7, FF, Chrome and Safari. Now I'm testing it on IE9 and I'm experiencing a strange problem: in some pages, some tabular data renders incorrectly.
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Heap vs Binary Search Tree (BST)
...dard library insert benchmark on real hardware
I benchmarked the C++ std::set (Red-black tree BST) and std::priority_queue (dynamic array heap) insert to see if I was right about the insert times, and this is what I got:
benchmark code
plot script
plot data
tested on Ubuntu 19.04, GCC 8.3.0 in ...
How many String objects will be created when using a plus sign?
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Surprisingly, it depends.
If you do this in a method:
void Foo() {
String one = "1";
String two = "2";
String result = one + two + "34";
Console.Out.WriteLine(result);
}
then the compiler seems to emit the code using String.Concat as...