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Counting Chars in EditText Changed Listener
...ct I have an EditText . I want to count the characters in the EditText , and show that number it in a TextView . I have written the following code and it works fine. However, my problem is when I click Backspace it counts up, but I need to decrement the number. How can I consider Backspace ?
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How can I tell AngularJS to “refresh”
...ad of using the "ng-click" attribute, I am using a jQuery.click() listener and calling a function inside my scope like so:
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HQL ERROR: Path expected for join
I keep trying variations of this query and can't seem to make this happen. I've also referenced this post: Path Expected for Join! Nhibernate Error and can't seem to apply the same logic to my query. My User object has a UserGroup collection.
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Adding asterisk to required fields in Bootstrap 3
...="id_tos" name="tos" required="required" type="checkbox" /> I have read and agree to the Terms of Service
</label>
</div>
</div>
</div>
Ok third edit:
CSS back to what is was
.form-group.required .control-label:after {
content:"*";
color:red...
Using pg_dump to only get insert statements from one table within database
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The -d and -D options were removed from PostgreSQL 8.4 (see 8.4.0 release notes). You must now use the "long" names: pg_dump --column-inserts --data-only --table=<table> <database>
– Matthew Wood
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Get UIScrollView to scroll to the top
...animated:YES];
or if you want to preserve the horizontal scroll position and just reset the vertical position:
[self.scrollView setContentOffset:CGPointMake(self.scrollView.contentOffset.x, 0)
animated:YES];
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How to find the installed pandas version
I am having trouble with some of pandas functionalities. How do I check what is my installation version?
6 Answers
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How to add to an existing hash in Ruby
...ash in Ruby, I'm in the process of working through Apress' Beginning Ruby and have just finished the hashes chapter.
7 Ans...
cannot load such file — zlib even after using rvm pkg install zlib
I installed zlib package and ruby 1.9.3 using rvm, but whenever I try to install
gems it says
cannot load such file -- zlib
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“use database_name” command in PostgreSQL
...you must get a new connection.
Using \c in psql closes the old connection and acquires a new one, using the specified database and/or credentials. You get a whole new back-end process and everything.
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