{"id":5604,"date":"2018-01-03T03:34:10","date_gmt":"2018-01-03T03:34:10","guid":{"rendered":"http:\/\/www.garysieling.com\/blog\/?p=5604"},"modified":"2018-01-03T03:34:10","modified_gmt":"2018-01-03T03:34:10","slug":"fixing-scala-error-java-util-missingformatwidthexception-0-2f","status":"publish","type":"post","link":"https:\/\/www.garysieling.com\/blog\/fixing-scala-error-java-util-missingformatwidthexception-0-2f\/","title":{"rendered":"Fixing scala error java.util.MissingFormatWidthException: %0.2f"},"content":{"rendered":"<p>If you use a bad number format, you&#8217;ll get an error like this:<\/p>\n<pre lang=\"scala\">\n[error] Exception in thread \"main\" java.util.MissingFormatWidthException: %0.2f\n[error]         at java.util.Formatter$FormatSpecifier.checkNumeric(Formatter.java:3022)\n[error]         at java.util.Formatter$FormatSpecifier.checkFloat(Formatter.java:3001)\n[error]         at java.util.Formatter$FormatSpecifier.<init>(Formatter.java:2731)\n[error]         at java.util.Formatter.parse(Formatter.java:2560)\n[error]         at java.util.Formatter.format(Formatter.java:2501)\n[error]         at java.util.Formatter.format(Formatter.java:2455)\n[error]         at java.lang.String.format(String.java:2940)\n[error]         at indexer.GpuConcepts$$anonfun$main$6.apply(GpuConcepts.scala:116)\n[error]         at indexer.GpuConcepts$$anonfun$main$6.apply(GpuConcepts.scala:115)\n[error]         at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)\n[error]         at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)\n[error]         at scala.collection.immutable.List.foreach(List.scala:392)\n[error]         at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)\n[error]         at scala.collection.immutable.List.map(List.scala:296)\n[error]         at indexer.GpuConcepts$.main(GpuConcepts.scala:114)\n[error]         at indexer.GpuConcepts.main(GpuConcepts.scala)\n<\/pre>\n<p>Instead, do this:<\/p>\n<pre lang=\"scala\">\nString.format(\"%-30s: %1.2f \u00b1 %1.2f\", kv._1, Double.box(kv._2), Double.box(kv._3))\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Fixing a scala number formatting issue<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[9],"tags":[480],"aioseo_notices":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts\/5604"}],"collection":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/comments?post=5604"}],"version-history":[{"count":0,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts\/5604\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/media?parent=5604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/categories?post=5604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/tags?post=5604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}