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List or IList [closed]
...ays writeable and thus always keeps its promises. Also, since .NET 4.6, we now have IReadOnlyCollection<T> and IReadOnlyList<T> which are almost always better fits than IList<T>. And they are covariant. Avoid IList<T>!
– ZunTzu
Nov 10 '1...
What is an optional value in Swift?
...String are completely different types.
Here's the most important thing to know: An optional is a kind of container. An optional String is a container which might contain a String. An optional Int is a container which might contain an Int. Think of an optional as a kind of parcel. Before you open it ...
How to extract text from a PDF? [closed]
...es from a PDF?
We need to be able to get at text that is contained in pre-known regions of the document, so the API will need to give us positional information of each element on the page.
...
Batch file to copy files from one folder to another folder
... on a network in which all users will store their active data on a server. Now that server is going to be replaced by a new one due to place problem so I need to copy sub folders files from the old server storage folder to new server storage folder. I have below ex:
...
How to stop app that node.js express 'npm start'
...(80, () => {
console.log('HTTP server listening on port 80');
});
// Now for the socket.io stuff - NOTE THIS IS A RESTFUL HTTP SERVER
// We are only using socket.io here to respond to the npmStop signal
// To support IPC (Inter Process Communication) AKA RPC (Remote P.C.)
const io = require('...
Why is a boolean 1 byte and not 1 bit of size?
...
Damn, now that is awkward Sir
– Asm
Jan 7 '11 at 15:05
31
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How to grep a text file which contains some binary data?
...binary files are treated differently:
When searching binary data, grep now may treat non-text bytes as line
terminators. This can boost performance significantly.
So what happens now is that with binary data, all non-text bytes
(including newlines) are treated as line terminators. If you wan...
Highlight all occurrence of a selected word?
...
I know than it's a really old question, but if someone is interested in this feature, can check this code
http://vim.wikia.com/wiki/Auto_highlight_current_word_when_idle
" Highlight all instances of word under cursor, when idle...
Can't resize UIView in IB
...ot exactly sure why this is, so would appreciate feedback from anyone who knows why exactly this is - there must be a good reason.
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Good reasons to prohibit inheritance in Java?
... own version of that method (or it will be a compile error). That way you know that the behavior you implement in that method won't change later when someone else extends the class.
– Bill the Lizard
Feb 25 '16 at 12:11
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