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Optimise PostgreSQL for fast testing
...random_page_cost: if you have SSD or fast RAID array you can lower this to 2.0 (RAID) or even lower (1.1) for SSD
checkpoint_segments: you can go higher 32 or 64 and change checkpoint_completion_target to 0.9. Lower value allows faster after-crash recovery
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What C++ Smart Pointer Implementations are available?
...aPointer except it doesn't implicitly call detach(). I'd call this version 2.0 of QSharedDataPointer as that slight increase in control as to exactly when to detach after the reference count drops to zero isn't particularly worth a whole new object.
QSharedPointer - Atomic reference counting, threa...
HTML5 Canvas Resize (Downscale) Image High Quality?
...esample with good quality: http://jsfiddle.net/9g9Nv/442/
Update: version 2.0 (faster, web workers + transferable objects) - https://github.com/viliusle/Hermite-resize
/**
* Hermite resize - fast image resize/resample using Hermite filter. 1 cpu version!
*
* @param {HtmlElement} canvas
* @par...
Inline labels in Matplotlib
...
Note: since Matplotlib 2.0, .get_axes() and .get_axis_bgcolor() have been deprecated. Please replace with .axes and .get_facecolor(), resp.
– Jiāgěng
May 14 '18 at 11:14
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Differences between Java 8 Date Time API (java.time) and Joda-Time
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Epoch days
JSR-310 has the class JulianFields while Joda-Time (version 2.0) offers some helper methods in the class DateTimeUtils.
Clocks
JSR-310 has no interface (a design mistake) but an abstract class java.time.Clock which can be used for any clock dependency injection. Joda-Time offers the...
When monkey patching an instance method, can you call the overridden method from the new implementat
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Ruby 2.0 has refinements blog.wyeworks.com/2012/8/3/ruby-refinements-landed-in-trunk
– NARKOZ
Sep 15 '12 at 9:25
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Using Java with Nvidia GPUs (CUDA)
...and JOCL and are available for Nvidia and ATI GPUs.
The library is Apache 2.0 and available via Maven Central.
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Favicons - Best practices
...sizes": "96x96",
"type": "image\/png",
"density": "2.0"
},
{
"src": "\/Content\/icons\/android-chrome-144x144.png",
"sizes": "144x144",
"type": "image\/png",
"density": "3.0"
},
{
"src...
How to add a browser tab icon (favicon) for a website?
...sizes": "96x96",
"type": "image\/png",
"density": "2.0"
},
{
"src": "\/Content\/icons\/android-chrome-144x144.png",
"sizes": "144x144",
"type": "image\/png",
"density": "3.0"
},
{
"src...
水果vs蔬菜智能分类器 - EdgeML图像识别项目 · App Inventor 2 中文网
...础版
500张
82.3%
320ms
4.2MB
v2.0增强版
1000张
89.7%
380ms
5.8MB
v3.0优化版
1500张
92.1%
350ms
5.1MB
G. 边界案例测试
挑战性测试样本：
非标准形状的物...