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How to run test cases in a specified file?
My package test cases are scattered across multiple files, if I run go test <package_name> it runs all test cases in the package.
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Java heap terminology: young, old and permanent generations?
I'm trying to understand What the concepts of young , old and permanent generations are in the Java heap terminology, and more specifically the interactions between the three generations.
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MySQL, update multiple tables with one query
...ave a function that updates three tables, but I use three queries to perform this. I wish to use a more convenient approach for good practice.
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Change “on” color of a Switch
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<android.support.v7.widget.SwitchCompat
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:checked="false"
android:theme="@style/SCBSwitch" />
Result
See change of colors for enables and disabled swit...
HTML table with fixed headers?
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and how can we solce the problem when the content is bigger than the width?
– Maertz
Nov 30 '11 at 17:01
1
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Strip HTML from strings in Python
...printing a line in an HTML file, I'm trying to find a way to only show the contents of each HTML element and not the formatting itself. If it finds '<a href="whatever.com">some tm>ex m>t</a>' , it will only print 'some tm>ex m>t', '<b>hello</b>' prints 'hello', etc. How would one go...
Is there a regular m>ex m>pression to detect a valid regular m>ex m>pression?
...\( (?:\?[:=!]|\?<[=!]|\?>)? (?1)?? \) # parenthesis, with recursive content
| \(\? (?:R|[+-]?\d+) \) # recursive matching
)
(?: (?:[?+*]|\{\d+(?:,\d*)?\}) [?+]? )? # quantifiers
| \| # alternative
)* ...
Append values to a set in Python
... be added with .add(), not .update().
Say you have a string foo_str whose contents are 'this is a sentence', and you have some set bar_set equal to set().
If you do
bar_set.update(foo_str), the contents of your set will be {'t', 'a', ' ', 'e', 's', 'n', 'h', 'c', 'i'}.
If you do bar_set.add(foo_s...
Haskell: How is pronounced? [closed]
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Sorry, I don't really know my math, so I'm curious how to pronounce the functions in the Applicative typeclass
Knowing your math, or not, is largely irrelevant here, I think. As you're probably aware, Haskell borrows a few bits of terminology from va...
How to check permissions of a specific directory?
...ere's what it does:
-d, --directory
list directory entries instead of contents, and do not dereference symbolic links
You might be interested in manpages. That's where all people in here get their nice answers from.
refer to online man pages
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