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Ruby on Rails: How can I revert a migration with rake db:migrate?
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Run the following command
rake db:migrate:down VERSION=<version>
where <version> is the version number of your migration file you want to revert.
eg. if you want to revert a migration with file name 3846656238_create_users.rb
r...
Angularjs Template Default Value if Binding Null / Undefined (With Filter)
...ultValue) || ... ) statement inside the existing one, through which the defString filter returns the string "default" (others will probably come later). This allows me to use it as <span>{{expected.string | defString}}</span> and get default as the final fallback level.
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What is the alternative for ~ (user's home directory) on Windows command prompt?
...lder path names, since it wraps all of the arguments as if it was one long string. Which means just an initial quote also works, or completely without quotes also works.
All other stuff below may be ignored now, it is left for historical reasons - so I dont make the same mistakes again
old u...
Downloading a Google font and setting up an offline site that uses it
...links in url() to your path to font files.
And then replace your example string with:
<link href='opensans.css' rel='stylesheet' type='text/css'>
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Avoiding an ambiguous match exception
...ect at compile-time (I do know, however, it has a Parse method, taking a string).
1 Answer
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How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?
...th the # I thought sections are named beginning with .. So souldn't it be .strings
– walter
Jul 24 '10 at 19:44
I'm cu...
What should every programmer know about security? [closed]
...overflows, double-frees, heap overflows, integer related overflows, format strings, etc. Of course there are other things such as logic bugs, but that wasn't the topic of this answer to begin with.
– newgre
Mar 26 '12 at 19:44
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How do I append text to a file?
...ther source.
Or else entered at the keyboard, doesn't matter.
^D
Essentially, you can dump any text you want into the file. CTRL-D sends an end-of-file signal, which terminates input and returns you to the shell.
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Missing XML comment for publicly visible type or member
...<summary>
/// Describe your member here.
/// </summary>
public string Something
{
get;
set;
}
This may appear like a joke at the first glance, but it may actually be useful. For me it turned out to be helpful to think about what methods do even for private methods (unless reall...
What's the difference between the WebConfigurationManager and the ConfigurationManager?
...ger with Reflector then things are clear:
public static object GetSection(string sectionName)
{
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return ConfigurationManager.GetSection(sectionName);
}
public static object GetSection(string sectionName, string path)
{
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return HttpConfigurationSystem.GetSection(sectionName, p...