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Which @NotNull Java annotation should I use?

... package javax.annotation; @TypeQualifierNickname @Nonnull(when = When.UNKNOWN) @Retention(RUNTIME) public @interface Nullable {} package org.checkerframework.checker.nullness.qual; @Retention(RUNTIME) @Target({TYPE_USE, TYPE_PARAMETER}) @SubtypeOf({}) @ImplicitFor( literals = {LiteralKind....
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CHECK constraint in MySQL is not working

... @Jérôme I know, I have some (more recent) answers that include improvements in this area (there had been other ways to workaround this issue, both in MariaDB and MySQL, before MariaDB properly implemented CHECK constraints). What I'm no...
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How to resolve “Waiting for Debugger” message?

... Prior to today I never had to do this, but now I have to. I must have changed a setting accidentally. But which? – Eurig Jones Feb 16 '17 at 15:02 ...
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Best GUI designer for eclipse? [closed]

... Window Builder Pro is a great GUI Designer for eclipse and is now offered for free by google. share edited Jun 10 '12 at 23:23 ...
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CRON job to run on the last day of the month

...-1 month'); $previousMonth = $date->format('Y-m'); // $previousMonth is now 2013-02. Build query to fetch products for the previous month. – Lamy Jan 19 '13 at 6:41 ...
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ActionBar text color

... Ok, I've found a better way. I'm now able to only change the color of the title. You can also tweak the subtitle. Here is my styles.xml: <?xml version="1.0" encoding="utf-8"?> <resources> <style name="MyTheme" parent="@android:style/Theme....
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data.frame rows to a list

...mp; } res.attr("names") = x.attr("row.names"); return res; } Now caompare with purrr: benchmark( purrr = by_row(x, function(v) list(v)[[1L]], .collate = "list")$.out, rcpp = df2list(x) ) Results: Benchmark summary: Time units : milliseconds expr n.eval min lw.qu median m...
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How do I clone a subdirectory only of a Git repository?

...ut doesn't check them out. Then do: git config core.sparseCheckout true Now you need to define which files/folders you want to actually check out. This is done by listing them in .git/info/sparse-checkout, eg: echo "some/dir/" >> .git/info/sparse-checkout echo "another/sub/tree" >> ....
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Why would one use nested classes in C++?

... have some material like Programming Principles and things like this IBM Knowledge Center - Nested Classes 4 Answers ...
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Is there a way to auto expand objects in Chrome Dev Tools?

...); } else { console.log(item); } } })(); Now running: expandedLog({ "glossary": { "title": "example glossary", "GlossDiv": { "title": "S", "GlossList": { "GlossEntry": { "ID": "SGML", ...