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What is __future__ in Python used for and how/when to use it, and how it works
...owly be accustomed to incompatible changes or to such ones introducing new keywords.
E.g., for using context managers, you had to do from __future__ import with_statement in 2.5, as the with keyword was new and shouldn't be used as variable names any longer. In order to use with as a Python keyword...
What's the best practice for primary keys in tables?
...s, I've developed a habit of having one column that is unique and that I make the primary key. This is achieved in three ways depending on requirements:
...
What does Class mean in Java?
...Java language used to introspect itself): https://www.oracle.com/technetwork/articles/java/javareflection-1536171.html
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How to replace a string in a SQL Server Table Column
... answered May 2 '09 at 9:45
cjkcjk
42.4k88 gold badges7171 silver badges108108 bronze badges
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jQuery access input hidden value
...
You can access hidden fields' values with val(), just like you can do on any other input element:
<input type="hidden" id="foo" name="zyx" value="bar" />
alert($('input#foo').val());
alert($('input[name=zyx]').val());
alert($('input[type=hidden]').val());
alert($(':hidden#...
Setting table row height
...and why this has so many votes, it doesn't resolve the problem. It only works if you only have 1 line of text in the tr. This solution sets the line height, not the tr height.
– BenR
Jun 3 '14 at 15:23
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Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout
A Rails 3.2.0 app, working fine with Thin web server, both locally and on Heroku cedar stack.
9 Answers
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Why is Linux called a monolithic kernel?
I read that Linux is a monolithic kernel. Does monolithic kernel mean compiling and linking the complete kernel code into an executable?
...
How to change font of UIButton with Swift
...l instead. The font property is deprecated in iOS 3.0. It also does not work in Objective-C. titleLabel is label used for showing title on UIButton.
myButton.titleLabel?.font = UIFont(name: YourfontName, size: 20)
However, while setting title text you should only use setTitle:forControlState:. D...
Hibernate Annotations - Which is better, field or property access?
...r I need.
Here's an example:
@Entity
public class Person {
@Column("nickName")
public String getNickName(){
if(this.name != null) return generateFunnyNick(this.name);
else return "John Doe";
}
}
Besides, if you throw another libs into the mix (like some JSON-converting lib or Bea...