en_US or en-US, which one should you use?
Which format of "en_US" and "en-US" should be used in Http header request as Accept-Language?
Failed to open database/ Failed to change locale for (database) to 'en_US' How can we use a List from Java class that allow us this Spring MVC: No message found under code 'label.description' for locale 'en_us' YuiCompressorTask: "Can't find bundle for base name org.mozilla.javascript.resources.Messages, locale en_US" Android "Loaded time zone names for en in __ms." En/Decrypting an In/Output stream in Java? java.util.MissingResourceException: Can't find bundle for base name com.sun.org.apache.xerces.internal.impl.msg.SAXMessages, locale en_US JGit/EGit Loading of translation bundle failed en_US Spring: No message found under code for locale 'en_US' What causes this error: Missing message for key "index.title" in bundle "(default bundle)" for locale en_US Get english letters if locale=en and nordic characters if it's not Joda-Time ignoring locale on en-US server An exception occured while trying to convert String "EN" to type "Java.lang.long" java.util.MissingResourceException: Can't find bundle for base name 'property_file name', locale en_US java.util.MissingResourceException: Can't find bundle for base name messages, locale en_US What is the difference between creating locale for en-US and en_US? Weird ?? en_US?? appearing in options tag springMVC : No message found under code 'com.info.write.text' for locale 'en_US' Failed to change locale for db '/data/data/my.easymedi.controller/databases/EasyMediInfo.db' to 'en_US' Is en_EN a valid language locale IntelliJ: Adding resources to the class path, but still gives me "java.util.MissingResourceException: Can't find bundle.... locale en_US" how to get the Locale list in en_<COUNTRY> format Failed to load en-us-semi model in sphinx4 Create "values-en" folder dynamically in android Center en resize String on a rectangle how to get reverse time in android from US time The '--lang=en_US' Chromium switcher contains unsupported language value org.springframework.context.NoSuchMessageException: No message found under code 'Size.userForm.username' for locale 'en_US' java default Locale is en_US, and it use "," for decimal number