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Git 工具 - 子模块(submodule)：一个仓库包含另一个仓库 - 开源 & Github -...
...加一个名为 “DbConnector” 的库。
$ git submodule add https://github.com/chaconinc/DbConnector
Cloning into 'DbConnector'...
remote: Counting objects: 11, done.
remote: Compressing objects: 100% (10/10), done.
remote: Total 11 (delta 0), reused 11 (delta 0)
Unpacking objects:...
A simple scenario using wait() and notify() in java
...can we use when the queue needs to be persistent? i.e. if the system goes down with 20 items in the queue I need those to be present when the system restarts. As the java.util.concurrent queues all appear to be 'in memory' only is there any way these could be used as is/hacked/overridden to provide...
Formula to determine brightness of RGB color
...some odd and incomplete statements and felt it would be helpful to nail it down, particularly as this thread still ranks highly on search engines.
– Myndex
Jul 20 '19 at 13:15
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What is an example of the Liskov Substitution Principle?
...and Width properties and ThreeDBoard provides the Z axis.
Where it breaks down is when you look at all the other members inherited from Board. The methods for AddUnit, GetTile, GetUnits and so on, all take both X and Y parameters in the Board class but the ThreeDBoard needs a Z parameter as well.
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Embed YouTube video - Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...as the /watch endpoint does not.
<iframe width="420" height="315" src="https://www.youtube.com/embed/A6XUVjK9W4o" frameborder="0" allowfullscreen></iframe>
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What are the performance characteristics of sqlite with very large database files? [closed]
...Optimize your schema to store what you need. Sometimes this means breaking down tables and/or even compressing/transforming your data before inserting to the database. A great example is to storing IP addresses as (long) integers.
One table per db file - to minimize lock contention. (Use ATTACH DATA...
How to display PDF file in HTML?
... to Google Docs, but they do have to be available online.
<iframe src="https://docs.google.com/gview?url=https://path.com/to/your/pdf.pdf&embedded=true" style="width:600px; height:500px;" frameborder="0"></iframe>
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Should I use a class or dictionary?
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I've marked this down because you should always default to the simpler data structure where possible. In this case, a dictionary is sufficient for the intended purpose. The question where would your __init__ code go? is concerning. It could p...
Update Git submodule to latest commit on origin
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# Now the submodules are in the state you want, so
git commit -am "Pulled down update to submodule_dir"
Or, if you're a busy person:
git submodule foreach git pull origin master
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When to use self over $this?
...head explode. I did get some more information that I found helpful further down, but for now I was just trying to figure out why I hit my class attributes with $this->attrib and the class constants with self::constant. This helped me understand that better
– MydKnight
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