C# learning: about the serialization

I've been using seriazation for several years, this is the best explaination for me about this theory. Yes, It saves the complete state of the object, so that an identical instance can be brought back to life on the heap later!

When an object is serialized, all of the objects it refers to get serialized, too. It is actually very cool.

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Stretch a row if data overflows in jasper reports

It is very common that some columns of the report need to stretch to show all the content in that column. But if you just specify the property " stretch with overflow' to that column(we called text field in jasper report world) , it will just stretch that column and won't change other columns, so the row could be ridiculous. Haven't find the solution from internet yet. So I just review the properties in iReport one by one and find two useful properties(the bold highlighted in example below) which resolve the problems. example: <band height="20" splitType="Stretch" > <textField isStretchWithOverflow="true" pa...

Live - solving the jasper report out of memory and high cpu usage problems

I still can not find the solution. So I summary all the things and tell my boss about it. If any one knows the solution, please let me know. Symptom: 1. The JVM became Out of memory when creating big consumption report 2. Those JRTemplateElement-instances is still there occupied even if I logged out the system Reason: 1. There is a large number of JRTemplateElement-instances cached in the memory 2. The clearobjects() method in ReportThread class has not been triggered when logging out Action I tried: About the Virtualizer: 1. Replacing the JRSwapFileVirtualizer with JRFileVirtualizer 2. Not use any FileVirtualizer for c...

JasperReports - Configuration Reference

Data Source / Query Executer net.sf.jasperreports.csv.column.names.{arbitrary_name} net.sf.jasperreports.csv.date.pattern net.sf.jasperreports.csv.encoding net.sf.jasperreports.csv.field.delimiter net.sf.jasperreports.csv.locale.code net.sf.jasperreports.csv.number.pattern net.sf.jasperreports.csv.record.delimiter net.sf.jasperreports.csv.source net.sf.jasperreports.csv.timezone.id net.sf.jasperreports.ejbql.query.hint.{hint} net.sf.jasperreports.ejbql.query.page.size net.sf.jasperreports.hql.clear.cache net.sf.jasperreports.hql.field.mapping.descriptions net.sf.jasperreports.hql.query.list.page.size net.sf.jasperreports.hql.query.run.type net.sf.jasperreports.jdbc.concurrency net.sf.jasperreports.jdbc.fetch.size net.sf.jasperreports.jdbc.holdability net.sf.jasperreports.jdbc.max.field.size net.sf.jasperreports.jdbc.result.set.type net.sf.jasperreports.query.chunk.token.separators net.sf.jasperreports.query.executer.factory.{language} net.sf.jasperreports.xpath....

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