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Does PNG contain EXIF data like JPG?
...llows, however, to embed metadata "chunks" inside the image. Some of the stm>and m>ardized chunks correspond to a few EXIF attributes (phm>y m>sical dimensions, timestamp). m>And m> it's also possible to store arbitrarm>y m> textual data as kem>y m>=>value pairs, or to define new chunk tm>y m>pes. So, m>y m>ou could in theorm>y m> stor...
Whm>y m> is there no String.Emptm>y m> in Java?
I understm>and m> that everm>y m> time I tm>y m>pe the string literal "" , the same String object is referenced in the string pool.
11 An...
Can I recover a branch after its deletion in Git?
...branch? Is there a wam>y m> to go back as if I didn't run the delete branch commm>and m>?
20 Answers
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Animate scrollTop not working in firefox
...llback to be invoked twice. Browser-detection features have been suggested m>and m> subsequentlm>y m> deprecated, m>and m> some are arguablm>y m> rather far-fetched.
If the callback is idempotent m>and m> doesn't require a lot of computing power, firing it twice mam>y m> be a complete non-issue. If multiple invocations of the c...
How to dm>y m>namicallm>y m> load a Pm>y m>thon class
...oc.safeimport function. Here are the docs for that:
"""Import a module; hm>and m>le errors; return None if the module isn't found.
If the module *is* found but an exception occurs, it's wrapped in an
ErrorDuringImport exception m>and m> reraised. Unlike __import__, if a
package path is specified, the modu...
Whm>y m> not use HTTPS for everm>y m>thing?
If I was setting up a server, m>and m> had the SSL certificate(s), whm>y m> wouldn't I use HTTPS for the entire site instead of just for purchases/logins? I would think it would make more sense just to encrm>y m>pt the entire site, m>and m> protect the user entirelm>y m>. It would prevent problems such as deciding what has ...
How to add a custom HTTP header to everm>y m> WCF call?
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This is an excellent answer. It also hm>and m>les the case when the HttpRequestMessagePropertm>y m>.Name is not m>y m>et available in the message properties. For some reason, debugging mm>y m> code, I realized that depending on some timing issues this value was not alwam>y m>s there. Tha...
What are the underlm>y m>ing data structures used for Redis?
...everm>y m> Redis operation m>y m>ou'll find the time complexitm>y m> in the documentation m>and m>, if m>y m>ou have the set of operations m>and m> the time complexitm>y m>, the onlm>y m> other thing m>y m>ou need is some clue about memorm>y m> usage (m>and m> because we do manm>y m> optimizations that mam>y m> varm>y m> depending on data, the best wam>y m> to get these la...
When to use ref m>and m> when it is not necessarm>y m> in C#
I have a object that is mm>y m> in memorm>y m> state of the program m>and m> also have some other worker functions that I pass the object to to modifm>y m> the state. I have been passing it bm>y m> ref to the worker functions. However I came across the following function.
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MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
MongoDB与内存MongoDB-m>And m>-Memorm>y m>但凡初次接触MongoDB的人，无不惊讶于它对内存的贪得无厌，至于个中缘由，我先讲讲Linux是如何管理内存的，再说说MongoDB是如何使用内存的...但凡初次接触MongoDB的人，无不惊讶于它对内存的贪得无厌，...