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ApartmentState for dummies
...e requirements are met.
This is completely absent in .NET. You can use a Queue<> object for example in multiple threads but if you don't lock properly, you'll have a nasty bug in your code that is very hard to diagnose.
The exact details of COM threading are too large to fit in a post. I'l...
Resizing an image in an HTML5 canvas
...d 3px window or 60ms with Box filter and 0.5px window. For huge 17mb image 5000x3000px resize takes ~1s on desktop and 3s on mobile.
All resize principles were described very well in this thread, and pica does not add rocket science. But it's optimized very well for modern JIT-s, and is ready to us...
How to find the kth largest element in an unsorted array of length n in O(n)?
... was specifically for 3d largest)
and this answer:
Build a heap/priority queue. O(n)
Pop top element. O(log n)
Pop top element. O(log n)
Pop top element. O(log n)
Total = O(n) + 3 O(log n) = O(n)
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C++STL容器使用经验总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
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几种标准的非STL容器，包括数组、bitset、valarray、stack、queue和priority_queue。
你是否关心容器中的元素是如何排序的？如果不关心，选择哈希容器.
容器中数据的布局是否需要和C兼容？如果需要兼容，就只能选择vector。(见第16...
SET NOCOUNT ON usage
... is when one is inserting only values into table. DONINPROC (RPC) or DONE (BATCH) message is streamed with rowcount set to affected rows, while done_count flag is true, regardless if NO_COUNT is ON. Depends on client lib implementation in cases when query holds SELECT statements or RPC calls that d...
When to Redis? When to MongoDB? [closed]
... that block of output.
Redis also lets you do publisher-subscribe message queues and such. That's another topic entirely. Point here is Redis is a key-value cache, which differs from a relational database or a document store.
Conclusion
Pick your tools based on your needs. The largest need is ...
How to retrieve a single file from a specific revision in Git?
... diff.txt.textconv "tr A-Za-z N-ZA-Mn-za-m <"
git cat-file --textconv --batch
Note: "git cat-file --textconv" started segfaulting recently (2017), which has been corrected in Git 2.15 (Q4 2017)
See commit cc0ea7c (21 Sep 2017) by Jeff King (peff).
(Merged by Junio C Hamano -- gitster -- in commi...
Nohup is not writing log to output file
...mber to train = " + str(num_train), flush=True)
print("Using {} evaluation batches".format(num_evals), flush=True)
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How can I generate a diff for a single file between two branches in github
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For a commit of 5000 files, this doesn't take me to the single-file diff. From this history, try finding the delta to that file from this huge commit.
– Carl Walsh
Nov 15 '17 at 23:57
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Application Skeleton to support multiple screens
...cording to percentage ratio) once Action created for all size then just do Batch Automate and give source(drawable-hdpi) and destination(drawable-ldpi, drawable-mdpi, drawable-xdpi).
The reason I insist you to use Photoshop because it will resize automatically your image with Actions and one more p...