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What's the role of GetHashCode in the IEqualityComparer in .NET?
...bjects - so the hash code is not necessarily unique.
A dictionary is a really cool data structure that trades a higher memory footprint in return for (more or less) constant costs for Add/Remove/Get operations. It is a poor choice for iterating over though. Internally, a dictionary contains an arr...
When is “Try” supposed to be used in C# method names?
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Basically, if you have a TryParse method, you should have a Parse method that throws when TryParse would return false. Conversely, if you have a Parse method, you should consider having a TryParse method that return false when Par...
How to add a line break in an Android TextView?
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'\r' actually shows as 'r' in text. So, as others suggested, '\n' does the trick.
– Miha Markic
May 10 '17 at 12:30
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Foreign Key to multiple tables
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You have a few options, all varying in "correctness" and ease of use. As always, the right design depends on your needs.
You could simply create two columns in Ticket, OwnedByUserId and OwnedByGroupId, and have nullable Foreign Keys to each table....
How to convert an int value to string in Go?
...ility was sacrificed to fit more functionality in. The creators of Go are all deeply embedded in that heritage and feel entirely comfortable with these names.
– Bryan
Sep 29 '16 at 10:15
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The executable gets signed with invalid entitlements in Xcode
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I grappled with this issue for an hour, and finally found a fix. Turned out the Development Team was different in ProjectTarget and ProjectTests.
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Freeze screen in chrome debugger / DevTools panel for popover inspection?
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For more info, what F8 shortcut does is actually pause the debugger(script execution). And ctrl + \ also works. (cmd + \ in MacOS).
– LeOn - Han Li
May 16 '17 at 18:57
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How to prevent ENTER keypress to submit a web form?
...mitting the form. It had a button to perform a internal search, and it actually improves usability.
– Foxinni
Aug 30 '12 at 15:46
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How can I find the location of origin/master in git, and how do I change it?
...ch master
master
Tracked remote branch
master
A remote is basically a link to a remote repository. When you do..
git remote add unfuddle me@unfuddle.com/myrepo.git
git push unfuddle
..git will push changes to that address you added. It's like a bookmark, for remote repositories.
When...
SQL server query to get the list of columns in a table along with Data types, NOT NULL, and PRIMARY
...BLE
from INFORMATION_SCHEMA.COLUMNS
where TABLE_NAME='TableName'
to get all the metadata you require except for the Pk information.
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