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Check a collection size with JSTL
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<c:if test="${companies.size() > 0}">
</c:if>
This syntax works only in EL 2.2 or newer (Servlet 3.0 / JSP 2.2 or newer). If you're facing a XML parsing error because you're using JSPX or Facelets instead of JSP, then use gt ...
How to configure heroku application DNS to Godaddy Domain?
...e created a heroku application and wants to give domain to it from godaddy.com.
6 Answers
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Create a shortcut on Desktop
...uch as hotkey, description etc.
At first, Project > Add Reference > COM > Windows Script Host Object Model.
using IWshRuntimeLibrary;
private void CreateShortcut()
{
object shDesktop = (object)"Desktop";
WshShell shell = new WshShell();
string shortcutAddress = (string)shell.Specia...
Android - implementing startForeground for a service?
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I'd start by completely filling in the Notification. Here is a sample project demonstrating the use of startForeground().
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Format number to 2 decimal places
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You want to use the TRUNCATE command.
https://dev.mysql.com/doc/refman/8.0/en/mathematical-functions.html#function_truncate
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Gradle, “sourceCompatibility” vs “targetCompatibility”?
What is the relationship/difference between sourceCompatibility and targetCompatibility ? What happens when they are set to different values?
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What's the 'environment' task in Rake?
...ent', but I can't find the definition of the app:environment task. github.com/rails/rails/blob/master/railties/lib/rails/tasks/…
– odigity
Jan 27 '15 at 20:18
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Why does ContentResolver.requestSync not trigger a sync?
...talk to that in a second.
Setting exported true makes it visible to other components (needed so ContentResolver can call it).
The intent filter lets it catch an intent requesting sync. (This Intent comes from ContentResolver when you call ContentResolver.requestSync() or related scheduling methods...
what is the preferred way to mutate a React state?
...tate will have you fall foul of update batching issues. See stackoverflow.com/a/41445812/1998186 which links to a jsfiddle showing the problem you'll get.
– NealeU
Jan 3 '17 at 14:59
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Couldn't register with the bootstrap Server
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