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Fast way of finding lines in one file that are not in another?
...that it only outputs differences, it lacks the --- +++ and @@ lines at the top of each grouped change).
You can also use this to do other useful things like number each line with %dn.
The diff method (along with other suggestions comm and join) only produce the expected output with sorted input, ...
How to hide image broken Icon using only CSS/HTML?
... images*/
img[alt]:after {
display: block;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: #fff;
font-family: 'Helvetica';
font-weight: 300;
line-height: 2;
text-align: center;
content: attr(alt);
}
<img src="error">
...
Should I learn C before learning C++? [closed]
... pointers and memory management, and string literals, etc.? I'm going to stop discussing now but feel free to leave your closing comments.
– Brian R. Bondy
Jun 23 '10 at 13:27
...
IEnumerable vs List - What to Use? How do they work?
... List is an implementation of IList and as such has extra functionality on top of those in IList (e.g. Sort, Find, InsertRange). If you force yourself to use IList over List, you loose these methods that you may require
– Jonathan Twite
Mar 24 '16 at 9:07
...
Using DNS to redirect to another URL with a path [closed]
... a directory, but not to a specific page. If you redirect all requests to "www.example.com/foo/bar/baz.html" AWS will "helpfully" append a "/" to the URL, turning it into "www.example.com/foo/bar/baz.html/" and returning a 404 error.
– Earl Ruby
Sep 10 '19 at 2...
What is time_t ultimately a typedef to?
...gcc -E -xc -include 'time.h' - | grep time_t
On Ubuntu 15.10 GCC 5.2 the top two lines are:
typedef long int __time_t;
typedef __time_t time_t;
Command breakdown with some quotes from man gcc:
-E: "Stop after the preprocessing stage; do not run the compiler proper."
-xc: Specify C language, s...
How can I do something like a FlowLayout in Android?
... int currentWidth = getPaddingLeft();
int currentHeight = getPaddingTop();
int maxChildHeight = 0;
boolean breakLine = false;
boolean newLine = false;
int spacing = 0;
final int count = getChildCount();
for (int i = 0; i < count; i++)
{
View child = g...
Remove the string on the beginning of an URL
I want to remove the " www. " part from the beginning of an URL string
8 Answers
8
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Cleaner way to update nested structures
...ansformation across the entire data structure, according to some strategy (top-down, bottom-up), and based on rules that match against the value at some point in the structure. The classical example is transforming an AST for a language, perhaps to evaluate, simplify, or collect information. Kiama s...
Why C# implements methods as non-virtual by default?
...orm to change under code rather than concerned about user-code changing on top of the platform. (And his "pragmatic" viewpoint is the exact opposite of mine because he's looking from the other side.)
(But couldn't they just have picked virtual-by-default and then peppered "final" through the codeb...