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Change SVN repository URL
...locate is used when the SVN server's location changes. switch is only used if you want to change your local working copy to another branch or another path. If using TortoiseSVN, you may follow instructions from the TortoiseSVN Manual. If using the SVN command line interface, refer to this section o...
LINQ to Entities case sensitive comparison
...ter that it gets filtered again on the client case sensitively. Of course, if you happen to have thousands of entries that match case insensitive, but only one of them is the correct one case sensitive, then it's a lot of overhead. But I don't think that reality will present such scenarios... :)
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Django TemplateDoesNotExist?
...2.5/site-packages/projectname/templates/template3.html
Second solution:
If that still doesn't work and assuming that you have the apps configured in settings.py like this:
INSTALLED_APPS = (
'appname1',
'appname2',
'appname3',
)
By default Django will load the templates under templ...
二维码生成使用指导 · App Inventor 2 中文网
... 快速上手
案例一：手机名片二维码
案例二：WiFi 连接二维码
案例三：彩色二维码与出错提示
案例四：与扫码器配合
常见问题
平台说明
完整 .aia 源码与操作指导
二维码生成
...
Get operating system info
... show which operating system someone is using.
What it does is that, it sniffs your core operating system model, for example windows nt 5.1 as my own.
It then passes windows nt 5.1/i to Windows XP as the operating system.
Using: '/windows nt 5.1/i' => 'Windows XP', from an array.
You could s...
Java abstract interface
...
Interfaces and their methods are implicitly abstract and adding that modifier makes no difference.
Is there other rules that applies with an abstract interface?
No, same rules apply. The method must be implemented by any (concrete) implementing class.
If abstract is obsolete, why is it ...
What is the best method of handling currency/money?
...
If you are using Postgres (and since we're in 2017 now) you might want to give their :money column type a try.
add_column :products, :price, :money, default: 0
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impr...
Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./
...to represent a range of characters. This same character class can be simplified with ranges to this:
/[$-/:-?{-~!"^_`\[\]]/
There are three ranges. '$' to '/', ':' to '?', and '{' to '~'. the last string of characters can't be represented more simply with a range: !"^_`[].
Use an ACSII tabl...
Why are all fields in an interface implicitly static and final?
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An interface can't have behavior or state because it is intended to specify only an interaction contract, no implementation details. 'No behavior' is enforced by not allowing method/constructor bodies or static/instance initializing blocks. 'No state' is enforced by only allowing static final fie...
Static Indexers?
... get => new object();
set => // set something
}
}
Now you can call Utilities.ConfigurationManager["someKey"] using indexer notation.
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