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Why doesn't Dictionary have AddRange?
...ty well:
because no one ever designed, specified, implemented, tested, documented and shipped that feature. - @Gabe Moothart
As to why? Well, likely because the behavior of merging dictionaries can't be reasoned about in a manner that fits with the Framework guidelines.
AddRange doesn't exist...
Git: “Not currently on any branch.” Is there an easy way to get back on a branch, while keeping the
So I've done some work in the repository and when I'm about to commit I realize that I'm not currently on any branch.
9 Ans...
How do you turn off version control in android studio?
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To disable VCS in Android Studio on a Mac do the following:
Android Studio > Preferences...
In the Preferences window, select Version Control and under Directory choose VCS dropdown to be <none>
Don't forget to click "Apply" in the general Preferences...
?? Coalesce for empty string?
Something I find myself doing more and more is checking a string for empty (as in "" or null) and a conditional operator.
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Convert column classes in data.table
I have a problem using data.table: How do I convert column classes? Here is a simple example: With data.frame I don't have a problem converting it, with data.table I just don't know how:
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Get color value programmatically when it's a reference (theme)
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This should do the job:
TypedValue typedValue = new TypedValue();
Theme theme = context.getTheme();
theme.resolveAttribute(R.attr.theme_color, typedValue, true);
@ColorInt int color = typedValue.data;
Also make sure to apply the theme...
How do JavaScript closures work?
...cepts they consist of (for example functions, variables and the like), but does not understand closures themselves?
86 Answ...
UDP vs TCP, how much faster is it? [closed]
... of TCP that acknowledges a set of packets, calculated by using the TCP window size and round-trip time (RTT).
For more information, I recommend the simple, but very comprehensible Skullbox explanation (TCP vs. UDP)
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How do I undo 'git add' before commit?
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You can undo git add before commit with
git reset <file>
which will remove it from the current index (the "about to be committed" list) without changing anything else.
You can use
git reset
without any file name to unstage all ...
How do I calculate tables size in Oracle
...ceused. Still the potential answers I got are most of the time outdated or don't work. Probably because I'm no DBA on the schema I'm working with.
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