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Add a CSS class to
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<%= f.submit 'name of button here', :class => 'submit_class_name_here' %>
This should do. If you're getting an error, chances are that you're not supplying the name.
Alternatively, you can style the button without a class:
form#form_id_here input[type=submit]
Try that,...
Refresh image with a new one at the same url
... + new Date().getTime();
This will append the current timestamp automatically when you are creating the image, and it will make the browser look again for the image instead of retrieving the one in the cache.
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What is an optional value in Swift?
...g and writing code more fluent. Unfortunately this obscures the way it actually works. I'll go through some of the tricks later.
Note: I'll be talking about optional variables a lot, but it's fine to create optional constants too. I mark all variables with their type to make it easier to understand ...
Link to add to Google calendar
...p;location=[location]
&trp=false
&sprop=
&sprop=name:"
target="_blank" rel="nofollow">Add to my calendar</a>
Here's a form which will help you construct such a link if you want (mentioned in earlier answers):
https://support.google.com/calendar/answer/3033039
Edit: This link ...
How do I rename my Git 'master' branch to 'release'?
We would like to enforce a new policy for our projects that the master branch now be called the release branch to ensure it is more clear as to how the branch should be used. Naturally, we will have develop and release candidate branches as well.
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Increment value in mysql update query
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You could also just do this:
mysql_query("
UPDATE member_profile
SET points = points + 1
WHERE user_id = '".$userid."'
");
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iOS 7 UIBarButton back button arrow color
...] setTintColor:[UIColor blackColor]];
Navigation bar contains subview of _UINavigationBarBackIndicatorView type (last item in subviews array) which represents arrow.
Result is navigation bar with different colors of back button arrow and back button title
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mmap() vs. reading blocks
I'm working on a program that will be processing files that could potentially be 100GB or more in size. The files contain sets of variable length records. I've got a first implementation up and running and am now looking towards improving performance, particularly at doing I/O more efficiently since...
How to set a default entity property value with Hibernate
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what about just setting a default value for the field?
private String _foo = "default";
//property here
public String Foo
if they pass a value, then it will be overwritten, otherwise, you have a default.
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How to check programmatically if an application is installed or not in Android?
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Try with this:
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Add respective layout
setContentView(...