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How do I force Postgres to use a particular index?
... to set random_page_cost = 0.1 in order to make index scan work on large (~600M rows table) in Pg 10.1 on Ubuntu. Without the tweak, seq scan (despite being parallel) was taking 12 mins (Note that Analyze table was performed!). Drive is SSD. After the tweak, exec time became 1 second.
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Forward an invocation of a variadic function in C
...Rosenfield
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How to change progress bar's progress color in Android
...roid:startColor="#80ffd300"
android:centerColor="#80ffb600"
android:centerY="0.75"
android:endColor="#a0ffcb00"
android:angle="270"
/>
</shape>
</clip>
</item>
<item andro...
how to listen to N channels? (dynamic select statement)
...elect 20 81911344 ns/op
ok command-line-arguments 9.463s
Benchmark code here
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How to add a spinner icon to button when it's in the Loading state?
...lare.com/ajax/libs/d3/4.13.0/d3.min.js"></script>
<svg width="600px" height="700px"></svg>
Also available on CodePen: https://codepen.io/anon/pen/PeRazr
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What is private bytes, virtual bytes, working set?
...incorrect.
– Jay Zhu
Apr 2 '10 at 9:46
4
Actually, I beleive the write understanding is "Working ...
How do I read / convert an InputStream into a String in Java?
...7 59.856 162.907 323.147
test11 3.913 11.506 23.26 68.644 207.591 600.444 1211.545
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Is “inline” without “static” or “extern” ever useful in C99?
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Fred FooFred Foo
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ImageUtil 扩展：图像工具扩展，提供图像处理和变换功能 · App Inventor 2 中文网
...建位图按钮.被点击
设置 新位图 = ImageUtil1.CreateBitmap 800 600
设置 图片组件.图片 = 新位图
颜色滤镜效果
当 滤镜按钮.被点击
调用 ImageUtil1.ColorFilter 图片组件 0xFF0000
图像属性获取
当 获...
Git pre-push hooks
...he 1.8.2 release.
Sample pre-push script: https://github.com/git/git/blob/87c86dd14abe8db7d00b0df5661ef8cf147a72a3/templates/hooks--pre-push.sample
1.8.2 release notes talking about the new pre-push hook: https://github.com/git/git/blob/master/Documentation/RelNotes/1.8.2.txt
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