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Which terminal command to get just IP address and nothing else?
...ou know the interface, you could use:
~$ ipconfig getifaddr en0
192.168.1.123
which will return just the IP address.
Or you could loop over possible interface names, starting with a suffix, i.e. en:
for NUMBER in $(seq 0 5); do
ip=`ipconfig getifaddr en$NUMBER`
if [ -n "$ip" ]; then
...
Remove a symlink to a directory
...
123
ah yes. that makes sense. I never typed foo, I typed f<tab> and bash filled in a / for me.
– Matthew Scouten
...
How do I concatenate multiple C++ strings on one line?
...tring s = string("abc").append("def").append(otherStrVar).append(to_string(123));
– Patricio Rossi
Nov 12 '17 at 2:46
1
...
How do I dynamically assign properties to an object in TypeScript?
.../ the following is an error,
// so you haven't lost type safety
foo.bar = 123;
Alternatively you can mark these properties as optional:
interface IFoo{
bar?:string;
baz?:string;
boo?:string;
}
// Now your simple initialization works
var foo:IFoo = {};
Try it online
...
Can Python test the membership of multiple values in a list?
...peed boost is due to Python's fast c-backed implementation of set, but the fundamental algorithm is the same in both cases.
If your items are already stored in a list for other reasons, then you'll have to convert them to a set before using the subset test approach. Then the speedup drops to about ...
Inspect hovered element in Chrome?
...-script-execution which helped me:
In the console:, Run:
const F12 = 123
window.addEventListener('keydown', function(event) {
if (event.keyCode === F12 ) {
debugger;
}
});
Highlight element with inspector
Hit F12
You can now inspect the element, with JavaScri...
TFS: Updating branch with changes from main
... run tf merge /? from a Visual Studio Command Prompt.
Good luck, and have fun!
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Best way to merge two maps and sum the values of same key?
...n you learn Applicative and it's the same thing. Next?" Next are even more functional concepts. And those greatly help you structure your code and solve problems nicely.
– AndreasScheinert
Aug 16 '11 at 12:00
...
Cookie overflow in rails application?
... :mem_cache_store, 'localhost', '127.0.0.1:11211',
{:namespace => 'myapp123'}
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How to print from GitHub
..., the tool is useless if it is not reliable.
– Ragnar123
Oct 28 '14 at 13:24
21
note that this op...