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Does adding a duplicate value to a HashSet/HashMap replace the previous value
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Correct me if I'm wrong but what you're getting at is that with strings, "Hi" == "Hi" doesn't always come out true (because they're not necessarily the same object).
The reason you're getting an answer of 1 though is because the JVM will reuse strings objects where possible. In this cas...
How do I convert an array object to a string in PowerShell?
How can I convert an array object to string?
6 Answers
6
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Writing a dict to txt file and reading it back?
...just missing one step. When you read in the file, you are reading it as a string; but you want to turn the string back into a dictionary.
The error message you saw was because self.whip was a string, not a dictionary.
I first wrote that you could just feed the string into dict() but that doesn't ...
How to create a simple map using JavaScript/JQuery [duplicate]
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The keys shouldn't be specified as strings, i.e. without quotes
– lilalinux
Sep 24 '15 at 15:12
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php - get numeric index of associative array
...wrong for me, but why this happens?
Because when doing comparisons between strings and integers PHP converts strings to integers (and this is kinda stupid in my opinion), so when array_search() searches for the index it stops at the first one because apparently ("car" == 0) is true.
Setting array_se...
Why doesn't JUnit provide assertNotEquals methods?
...e of the test method, so descriptive message should be formed separately:
String msg = "Expected <" + foo + "> to be unequal to <" + bar +">";
assertFalse(msg, foo.equals(bar));
That is of course so tedious, that it is better to roll your own assertNotEqual. Luckily in future it will ...
Checking if output of a command contains a certain string in a shell script
...ipt, and I'm trying to check if the output of a command contains a certain string. I'm thinking I probably have to use grep, but I'm not sure how. Does anyone know?
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How do the major C# DI/IoC frameworks compare? [closed]
...nses/notifications:
public class Ping : IRequest<Pong>
{
public string Message { get; set; }
}
public class Pong
{
public string Message { get; set; }
}
public class PingAsync : IAsyncRequest<Pong>
{
public string Message { get; set; }
}
public class Pinged : INotification {...
python: how to send mail with TO, CC and BCC?
...b.SMTP("localhost") # or your smtp server
server.sendmail(me, rcpt, msg.as_string())
server.quit()
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How to format a DateTime in PowerShell
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The same as you would in .NET:
$DateStr = $Date.ToString("yyyyMMdd")
Or:
$DateStr = '{0:yyyyMMdd}' -f $Date
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