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Default implementation for Object.GetHashCode()
...already been added into a dictionary, reference equality is perfect. With strings, as you note, one is usually more interested in whether a string containing the same sequence of characters has already been added. That's why string overrides GetHashCode. On the other hand, suppose you want to kee...
How do I declare and assign a variable on a single line in SQL
...d';
You will note that the ' is escaped by doubling it to ''.
Since the string delimiter is ' and not ", there is no need to escape ":
DECLARE @var nvarchar(max) = '"My Name is Luca" is a great song';
The second example in the MSDN page on DECLARE shows the correct syntax.
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Creating a custom JButton in Java
... Hi, first thanks for the code! I would suggest adding a 'setActionComme(String Command)' to your code. it is one of the ways to filter events in Swing. (but then you can argue that there is 1001 things that could be added to make things slightly better :P)
– Jason Rogers
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What is the difference between Bower and npm?
...oject repo (while developing), or get them via CDN. Now, you can skip that extra download weight in the repo, and somebody can do a quick bower install and instantly have what they need, locally.
If a Bower dependency then specifies its own dependencies in its bower.json, those'll be downloaded for ...
How do I find which program is using port 80 in Windows? [duplicate]
...t-Process | ForEach-Object { $proc.Add($_.Id, $_) };
netstat -aon | Select-String "\s*([^\s]+)\s+([^\s]+):([^\s]+)\s+([^\s]+):([^\s]+)\s+([^\s]+)?\s+([^\s]+)" | ForEach-Object {
$g = $_.Matches[0].Groups;
New-Object PSObject |
Add-Member @{ Protocol = $g[1].Value } -PassTh...
Can PHP PDO Statements accept the table or column name as parameter?
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I miss mysql_real_escape_string(). Maybe here I can say it without someone jumping in and saying "But you don't need it with PDO"
– Rolf
Oct 20 '18 at 8:39
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How to understand Locality Sensitive Hashing?
...shadow analogy is still very useful to me.
Now we can efficiently compare strings of bits in software. A fixed length bit string is kinda, more or less, like a line in a single dimension.
So with an LSH, I project the shadows of objects eventually as points (0 or 1) on a single fixed length line/...
how to File.listFiles in alphabetical order?
...ith "xml" just do:
Files.list(Paths.get(dirName))
.filter(s -> s.toString().endsWith(".xml"))
.sorted()
.forEach(System.out::println)
Again, replace the printing with whichever processing operation you would like.
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What is an SSTable?
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Sorted Strings Table (borrowed from google) is a file of key/value string pairs, sorted by keys
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How to convert an array to object in PHP?
...y and '240' on production - massive dissaster. Morover if conversion fails string get's returned as NULL
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