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Is there type Long in SQLite?
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Please check whether you're mistakenly type casting it to int, make sure you're using long throughout.
– Inder Kumar Rathore
Feb 6 '19 at 5:19
a...
MIT官方已升级至2.70版本，中文网待测试并升级相关特性 - App Inventor 2 ...
2.70 版本主要更新内容：
Features:Add a Japanese translationUpdate the Spanish translationMake the Sharing component respect DefaultFileScope when sharing relative path files (@arjuninv)Add TextChange event, MoveCursor methods, and HintColor property to TextBox and related components (@gordo...
Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABL...
运行故障：edu.mit.appinventor aicompanion3: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be specified when creating a PendingIntent. Strongly consider using FLAG IMMUTABLE, only use FLAG_MUTABLE if some functionality depends on the PendingIntent being ...
Call to ‘set-and-coerce-property!’ has too few arguments (3; must be...
编译apk，报错：Call to ‘set-and-coerce-property!’ has too few arguments (3; must be 4)
原因是因为代码块有问题/报错，有空的地方没有填值，比如这种：
参考：https://community.appinventor.mi ... 3-must-be-4/20690/4
又学习到了新bug的解决方法...
Service and Characteristic are not published by the connected device -...
Service and Characteristic are not published by the connected device，报错如下：
问题原因：硬件/蓝牙芯片问题导致的，比如A硬件测试好的，换了B硬件没有修改uuid，就出现这个报错。
由于B硬件没有发布这些特征，就会报这个错误。
What's the best way to detect a 'touch screen' device using JavaScript?
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The double bang casts a value to a boolean, forcing the function to return either true or false. You can read more about it here: stackoverflow.com/questions/4686583/…
– Rob Flaherty
Apr 28 '12 at 14:...
INSERT INTO vs SELECT INTO
...ect list. So in your example you could rectify the situation by explicitly casting the varchar to a size that would suffice. Correct?
– jowenece
Aug 4 '11 at 20:59
2
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Import pandas dataframe column as string not int
...the answer you're looking for? Browse other questions tagged python pandas casting type-conversion dtype or ask your own question.
Export specific rows from a PostgreSQL table as INSERT SQL script
..._ident(colrec.column_name) || ',';
selquery := selquery || 'CAST(' || quote_ident(colrec.column_name) || ' AS TEXT),';
END LOOP label0;
dumpquery_0 := substring(dumpquery_0 ,1,length(dumpquery_0)-1) || ')';
dumpquery_0 := dumpquery_0 || ' VALUES (';
selquery :=...
SQL Server Text type vs. varchar data type [closed]
...05 you can directly access TEXT columns (though you still need an explicit cast to VARCHAR to assign a value for them).
TEXT is good:
If you need to store large texts in your database
If you do not search on the value of the column
If you select this column rarely and do not join on it.
VARCHAR is...