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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
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How can I check whether a numpy array is empty or not?
... edited Oct 14 '18 at 20:17
André C. Andersen
6,67733 gold badges3636 silver badges5959 bronze badges
answered Jul 2 '12 at 14:38
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App Inventor 2 低功耗蓝牙 BlueToothLE 拓展 · App Inventor 2 中文网
创建 Apps 首页 关于我们 关于我们 发布日志 服务条款 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP ...
When to use a Content Provider
...and that Content Providers are made to allow publicly sharing data between applications. However, I'm wondering if anyone has thoughts about making a Content Provider to use just within your own app. Would there be any advantages to doing this? Any disadvantages?
...
Django: Why do some model fields clash with each other?
..._digits=5)
animal = models.ForeignKey(
Animal, related_name="%(app_label)s_%(class)s_related")
class Meta:
abstract = True
class Height(Value):
pass
class Weigth(Value):
pass
class Length(Value):
pass
No clash here, but related_name is defined once and Djang...
Git log to get commits only for a specific branch
...833280bbc7102cb6d4fcf62240cd3ac4
|\ Merge: c3f45e8 0459a35
| | Author: José Lorenzo Rodríguez <lorenzo@users.noreply.github.com>
| | Date: Tue Aug 30 08:01:59 2016 +0200
| |
| | Merge pull request #9367 from cakephp/fewer-allocations
| |
| | Do fewer allocations for simple default...
Insert new column into table in sqlite?
...k of understanding of how an RDBMS works.
– Vada Poché
May 17 '17 at 5:17
add a comment
|
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AI2 Media Notification
...m an UrsMediaHelper component added. The directories returned by GetAppDataDir & GetDownloadDir close with "/". 1.2 (2021-09-12) If the extension is used in several apps, tapping an action button triggers the associated event in all apps at the same time. This is due t...
Using fonts with Rails asset pipeline
...een > 3.1.0 and < 4, place your fonts in any of the these folders:
app/assets/fonts
lib/assets/fonts
vendor/assets/fonts
For Rails versions > 4, you must place your fonts in the app/assets/fonts folder.
Note: To place fonts outside of these designated folders, use the following conf...
How do you hide the Address bar in Google Chrome for Chrome Apps?
I want to increase the screen real estate for my Chrome app. The Address Bar is useless in a Chrome App and I was wondering if there was a way to disable it.
...