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代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

... com.google.apphosting.api.ApiProxy$RequestTooLargeException,即请求的数据大小超出了 Google App Engine (GAE) Datastore 的限制。这通常发生在尝试存储过大的对象时,例如保存项目文件时数据过大。 解决中。 ---- 试过,几乎所有平台都是...
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千亿时代 网游走到十字路口 - 资讯 - 清泛网 - 专注C/C++及内核技术

...口。 结构性调整 ChinaJoy是游戏行业风向标,大势如何从数据说起。亮相开幕式高峰论坛的国家新闻出版广电总局副局长孙寿山对外披露,2015年1-6月,中国游戏市场实际销售收入达到605.1亿元,同比增长21.9%。 看起来数据还不...
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开源邮件传输代理软件 -- Postfix 介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术

...系列的措施来提高系统的安全性,这些措施包括: 1. 动态分配内存,从而防止系统缓冲区溢出; 2. 把大邮件分割成几块进行处理,投递时再重组; 3. Postfix的各种进程不在其他用户进程的控制之下运行,而是运行在驻...
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PHP大潮将至 PHP近年发展分析 - 创意 - 清泛网 - 专注C/C++及内核技术

...工程师提供大量的资源支持。PHP的开发工程师可以很快地获取他所需要的项目、方案或者具体的功能代码。在这点上,许多建站的产品的推广企业也有很深的感受。例如,论坛、CMS还有在线购物等等。 PHP企业级应用的发展 众...
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How to establish a connection pool in JDBC?

...sing C3P0 is dead simple. From the documentation: ComboPooledDataSource cpds = new ComboPooledDataSource(); cpds.setDriverClass( "org.postgresql.Driver" ); //loads the jdbc driver cpds.setJdbcUrl( "jdbc:postgresql://localhost/testdb" ); cpds.setUser("swaldman"); cpds.setPassword("test-password"); ...
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What is the actual use of Class.forName(“oracle.jdbc.driver.OracleDriver”) while connecting to a dat

...initialize your JDBC driver by calling the method Class.forName. This methods required an object of type java.sql.Driver. Each JDBC driver contains one or more classes that implements the interface java.sql.Driver. ... Any JDBC 4.0 drivers that are found in your class path are automatically loaded. ...
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How to set the part of the text view is clickable

...ity.class)); } @Override public void updateDrawState(TextPaint ds) { super.updateDrawState(ds); ds.setUnderlineText(false); } }; ss.setSpan(clickableSpan, 22, 27, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); TextView textView = (TextView) findViewById(R.id.hello); textView.set...
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【可动态编辑表格】App Inventor 2 Dynamic Editable HTML Table - App应用...

olor=rgba(0, 0, 0, 0.54)This example will allow you to: Display an AI2 (in csv format e.g. header row, then data rows) list in an html table. It will also allow you (with the exception of the header row) to create new rows, edit any row,  and delete any row, whilst returning the saved/upd...
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What is a NullReferenceException, and how do I fix it?

...and hence point to nothing. In this case, if you access properties or methods of such objects, it causes a NullReferenceException. The developer is using null intentionally to indicate there is no meaningful value available. Note that C# has the concept of nullable datatypes for variables (like data...
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coinitialize失败,返回值是0x80010106 无法在设置线程模式后对其加以更改 ...

...临界区、信号量、互斥等来实现并发控制,帮助保护对象数据。 当运行在中立线程单元的对象被STA或MTA线程调用时,该线程转为NTA。如果这个线程在后面调用CoInitializeEx,调用失败,返回RPC_E_CHANGED_MODE错误代码。 CoInitializeEx 提...