Set a table’s visibility to false when it has no rows (in reporting services)
Try setting the table’s “Visibility.Hidden” property to this expression: =CountRows() = 0
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App shutdown with EXC_RESOURCE, WAKEUPS exception on iOS 8 GM
Your app is sending a wakeup command to a particular thread in the app quite often – apparently an average of 206 times a second. Background threads in iOS 8 have a hard limit on how many times you can run a sleep/wake cycle on each thread per second, and having a high count here … Read more
How to get the scrapy failure URLs?
Yes, this is possible. The code below adds a failed_urls list to a basic spider class and appends urls to it if the response status of the url is 404 (this would need to be extended to cover other error statuses as required). Next I added a handle that joins the list into a single … Read more
How can I prevent Java from creating hsperfdata files?
Try JVM option -XX:-UsePerfData more info The following might be helpful that is from link https://docs.oracle.com/javase/8/docs/technotes/tools/unix/java.html -XX:+UsePerfData Enables the perfdata feature. This option is enabled by default to allow JVM monitoring and performance testing. Disabling it suppresses the creation of the hsperfdata_userid directories. To disable the perfdata feature, specify -XX:-UsePerfData.
How to analyze a JMeter summary report?
Short explanation looks like: Sample – number of requests sent Avg – an Arithmetic mean for all responses (sum of all times / count) Minimal response time (ms) Maximum response time (ms) Deviation – see Standard Deviation article Error rate – percentage of failed tests Throughput – how many requests per second does your server … Read more
How can I generate an HTML report for Junit results?
I found the above answers quite useful but not really general purpose, they all need some other major build system like Ant or Maven. I wanted to generate a report in a simple one-shot command that I could call from anything (from a build, test or just myself) so I have created junit2html which can … Read more
Fast query runs slow in SSRS
Thanks for the suggestions provided here. We have found a solution and it did turn out to be related to the parameters. SQL Server was producing a convoluted execution plan when executed from the SSRS report due to ‘parameter sniffing’. The workaround was to declare variables inside of the stored procedure and assign the incoming … Read more
Compare SQL Server Reporting Services to Crystal Reports [closed]
On the one-hand, Crystal Reports is a steaming pile of expensive and overhyped donkey poo, and on the other hand SSRS actually fulfils all the promises that CR marketing makes – and it’s free. My contempt for CR stems from many years of being obliged to use the horrible thing. There’s really no point in … Read more
Remove data.frame row names when using xtable
Use include.rownames=FALSE in the print method. See ?print.xtable: R> print(xtable(res), include.rownames=FALSE) % latex table generated in R 2.12.2 by xtable 1.5-6 package % Fri Mar 25 10:06:08 2011 \begin{table}[ht] \begin{center} \begin{tabular}{rrrrr} \hline am & cyl & mpg & hp & wt \\ \hline 0.00 & 4.00 & 22.90 & 84.67 & 2.94 \\ 0.00 & … Read more