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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
...ilitate communication between phones and apps (e.g., multi-player games).
By default, the TinyWebDB component stores data on a test service provided by App Inventor, http://tinywebdb.appinventor.mit.edu/ . This service is helpful for testing, but it is shared by all App Inventor users, and it has a...
What is the purpose of using -pedantic in GCC/G++ compiler?
...such points. Only those non-ISO constructs that are required to be flagged by a conforming
compiler will generate warnings or errors.
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Union Vs Concat in Linq
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Union returns Distinct values. By default it will compare references of items. Your items have different references, thus they all are considered different. When you cast to base type X, reference is not changed.
If you will override Equals and GetHashCod...
contenteditable change events
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I'd suggest attaching listeners to key events fired by the editable element, though you need to be aware that keydown and keypress events are fired before the content itself is changed. This won't cover every possible means of changing the content: the user can also use cut, c...
Best branching strategy when doing continuous integration?
...uise Control, I also blogged about task branches and CI here. It's an step by step tutorial explaning how to do it with Plastic SCM.
Finally, I found some of the topics about CI (and potentially talking about branching) at Duvall's book on CI very interesting too.
Hope you find the links interesti...
Save image from URL by paperclip
Please suggest me a way to save an image from an URL by Paperclip.
8 Answers
8
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MySQL/Amazon RDS error: “you do not have SUPER privileges…”
...ter group defined previously. For more detail see this original blog post by Daniel Ferbers: techtavern.wordpress.com/2013/06/17/…
– AndrewL
May 2 '18 at 23:17
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Making 'git log' ignore changes for certain paths
...gic :(exclude) and its short form :! in commit ef79b1f and commit 1649612, by
Nguyễn Thái Ngọc Duy (pclouds), documentation can be found here.
You now can log everything except a sub-folder content:
git log -- . ":(exclude)sub"
git log -- . ":!sub"
Or you can exclude specific elements within ...
What is the difference between Reader and InputStream?
... the raw method of getting information from a resource. It grabs the data byte by byte without performing any kind of translation. If you are reading image data, or any binary file, this is the stream to use.
A Reader is designed for character streams. If the information you are reading is all t...
When is layoutSubviews called?
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Building on the previous answer by @BadPirate, I experimented a bit further and came up with some clarifications/corrections. I found that layoutSubviews: will be called on a view if and only if:
Its own bounds (not frame) changed.
The bounds of one of it...