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How do I create a file and write to it in Java?
What's the simplest way to create and write to a (text) file in Java?
33 Answers
33
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How to get Twitter-Bootstrap navigation to show active link?
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You can use something like (very similar to what @phil mentioned, but a little shorter):
<ul class="nav">
<li class="<%= 'active' if current_page?(root_path) %>"><%= link_to "Home", root_path %></li>
<li class="<%= 'active' if c...
JavaScript window resize event
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hah, what's with all the extra null checks? trying to work in IE 4.5 or something?
– FlavorScape
Sep 15 '12 at 4:24
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Converting from a string to boolean in Python?
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Really, you just compare the string to whatever you expect to accept as representing true, so you can do this:
s == 'True'
Or to checks against a whole bunch of values:
s.lower() in ['true', '1', 't', 'y', 'yes', 'yeah', 'yup', 'certainly', 'uh-huh']
Be caut...
Operator overloading in Java
...therefore, we are forced to use the function equals() for equality.
But... What has this to do with operator overloading?
If the language allows the operator overloading the user could give the proper meaning to the equality operator.
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How to annotate MYSQL autoincrement field with JPA annotations
...neratedValue(strategy=GenerationType.IDENTITY)
private Long id;
Which is what you'd get when using AUTO with MySQL:
@Id @GeneratedValue(strategy=GenerationType.AUTO)
private Long id;
Which is actually equivalent to
@Id @GeneratedValue
private Long id;
In other words, your mapping should work...
Convert any object to a byte[]
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Be careful with what you do with "any" object on the other side, as it may no longer make sense (for example, if that object were a handle to a file, or similar)
– Rowland Shaw
Feb 1 '11 at 16:27
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How do I do a not equal in Django queryset filtering?
...and using filter() or exclude() as Jason Baker suggests you'll get exactly what you need for just about any possible query.
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Difference between SurfaceView and View?
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@Ralphleon : What do you mean by Surface Views cannot be transparent? Can other views overlap the Surface view? For example, can I display a ListView on a Surface view temporarily?
– Ashwin
Aug 11 '1...
Removing non-repository files with git?
...nd will remove untracked files/directories. By default, it will only print what it would have removed, without actually removing them.
Given the -f flag to remove the files, and the -d flag to remove empty directories as well :
git clean -df
Also removing ignored files :
git clean -dfx
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