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eclipse won't start - no java virtual machine was found
Eclipse was running fine yesterday (and has been since I installed it about a year ago). Now all the sudden I'm getting the following error on startup:
...
How to change the text of a button in jQuery?
...ge the text value of a button in jQuery? Currently, my button has 'Add' as its text value, and upon being clicked I want it to change to 'Save'. I have tried this method below, but so far without success:
...
IntelliJ IDEA with Junit 4.7 “!!! JUnit version 3.8 or later expected:”
...problem happens because Android Platform (android.jar) already contains JUnit classes. IDEA test runner loads these classes and sees that they are from the old JUnit, while you are trying to use annotated tests which is a feature of the new JUnit, therefore you get the error from the test runner.
T...
Simplest way to do a fire and forget method in c# 4.0
...for 4.0, but worth noting that in .Net 4.5 you can make this even simpler with:
#pragma warning disable 4014
Task.Run(() =>
{
MyFireAndForgetMethod();
}).ConfigureAwait(false);
#pragma warning restore 4014
The pragma is to disable the warning that tells you you're running this Task as fire...
Turn off autosuggest for EditText?
...rammatically turn off that autosuggest list which pops up as you type in EditText?
14 Answers
...
Uppercase Booleans vs. Lowercase in PHP
...
The official PHP manual says:
To specify a boolean literal, use the
keywords TRUE or FALSE. Both are
case-insensitive.
So yeah, true === TRUE and false === FALSE.
Personally, however, I prefer TRUE over true and FALSE over false for readability reasons. It's the same re...
How can I remove a button or make it invisible in Android?
How can I remove a button in Android, or make it invisible?
14 Answers
14
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Get HTML5 localStorage keys
...
for (var key in localStorage){
console.log(key)
}
EDIT: this answer is getting a lot of upvotes, so I guess it's a common question. I feel like I owe it to anyone who might stumble on my answer and think that it's "right" just because it was accepted to make an update. Truth i...
Prevent a webpage from navigating away using JavaScript
...ws you to display messages, but will not interrupt the navigation (because it is too late). However, using onbeforeunload will interrupt navigation:
window.onbeforeunload = function() {
return "";
}
Note: An empty string is returned because newer browsers provide a message such as "Any unsaved ...
Deleting all records in a database table
...
If you are looking for a way to it without SQL you should be able to use delete_all.
Post.delete_all
or with a criteria
Post.delete_all "person_id = 5 AND (category = 'Something' OR category = 'Else')"
See here for more information.
The records are ...