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ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...tion.
For MySQL < 5.7:
The default root password is blank (i.e. empty string) not root. So you can just login as:
mysql -u root
You should obviously change your root password after installation
mysqladmin -u root password [newpassword]
In most cases you should also set up individual user ...
What is a “context bound” in Scala?
...code expressed with a View Bound:
scala> implicit def int2str(i: Int): String = i.toString
int2str: (i: Int)String
scala> def f1[T <% String](t: T) = 0
f1: [T](t: T)(implicit evidence$1: (T) => String)Int
This could also be expressed with a Context Bound, with the help of a type alia...
Add legend to ggplot2 line plot
...t each line is given a color by mapping the colour aesthetic to a constant string. Choosing the string which is what you want to appear in the legend is the easiest. The fact that in this case it is the same as the name of the y variable being plotted is not significant; it could be any set of strin...
A semantics for Bash scripts?
...are the scoping rules? What is the typing discipline, e.g. is everything a string? What is the state of the program -- is it a key-value assignment of strings to variable names; is there more than that, e.g. the stack? Is there a heap? And so on.
...
POST JSON to API using Rails and HTTParty
... adding .to_json and some heading information
@result = HTTParty.post(@urlstring_to_post.to_str,
:body => { :subject => 'This is the screen name',
:issue_type => 'Application Problem',
:status => 'Open',
:priority => 'Normal',
...
How to access session variables from any class in ASP.NET?
...}
// **** add your session properties here, e.g like this:
public string Property1 { get; set; }
public DateTime MyDate { get; set; }
public int LoginId { get; set; }
}
This class stores one instance of itself in the ASP.NET session and allows you to access your session properties...
What's the difference between Html.Label, Html.LabelFor and Html.LabelForModel
...ecified input text (more specifically, for the model property matching the string expression):
// Model
public string Test { get; set; }
// View
@Html.Label("Test")
// Output
<label for="Test">Test</label>
Html.LabelFor gives you a label for the property represented by the provided ...
Generate array of all letters and digits
...36).map{ |i| i.to_s 36 }
(the Integer#to_s method converts a number to a string representing it in a desired numeral system)
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What's the difference between interface and @interface in java?
...f this, you can declare an annotation type
@interface ClassPreamble {
String author();
String date();
int currentRevision() default 1;
String lastModified() default "N/A";
String lastModifiedBy() default "N/A";
// Note use of array
String[] reviewers();
}
which can then anno...
How to output MySQL query results in CSV format?
... --raw option.
This will give you a tab separated file. Since commas (or strings containing comma) are not escaped it is not straightforward to change the delimiter to comma.
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