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Where to install Android SDK on Mac OS X?
...heir licenses or those of the packages they depend on were not accepted: extras;intel;Hardware_Accelerated_Execution_Manager emulator tools ... ==> Exit status of failed command: #<Process::Status: pid 34109 exit 1>
– Pete
Dec 19 '17 at 9:50
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Use of def, val, and var in scala
... ^
When the class is defined like:
scala> class Person(val name: String, var age: Int)
defined class Person
and then instantiated with:
scala> def personA = new Person("Tim", 25)
personA: Person
an immutable label is created for that specific instance of Person (i.e. 'personA'). Wh...
Return XML from a controller's action in as an ActionResult?
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return this.Content(xmlString, "text/xml");
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Create directory if it does not exist
...emp\
}
The first line creates a variable named $path and assigns it the string value of "C:\temp\"
The second line is an If statement which relies on the Test-Path cmdlet to check if the variable $path does not exist. The not exists is qualified using the ! symbol.
Third line: If the path stored ...
What is the best way to auto-generate INSERT statements for a SQL Server table?
..._Type varchar(128),
@Actual_Values varchar(8000), --This is the string that will be finally executed to generate INSERT statements
@IDN varchar(128) --Will contain the IDENTITY column's name in the table
--Variable Initialization
SET @IDN = ''
SET @Column_ID = 0
SET @Column...
How do I create a readable diff of two spreadsheets using git diff?
... Doesn't this do cell by cell comparison? I mean if left side has one extra row at top, it will give all the remaining rows (and cells) different. If it is like that, that is not very useful.
– Hammad Khan
Nov 16 '11 at 14:12
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How to amend several commits in Git to change author
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the --no-edit flag makes sure the git commit --amend doesn't ask an extra confirmation
when you use git rebase -i, you can manually select the commits where to change the author,
the file you edit will look like this:
pick 897fe9e simplify code a little
pick abb60f9 add new feature
exec g...
How can I tell PyCharm what type a parameter is expected to be?
...tracts types from @param style comments.
See also reStructuredText and docstring conventions (PEP 257).
Another option is Python 3 annotations.
Please refer to the PyCharm documentation section for more details and samples.
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Determine what attributes were changed in Rails after_save callback?
... Works great! Also to be noted, the result of self.changed is an array of strings! (Not symbols!) ["attr_name", "other_attr_name"]
– LukeS
Mar 2 '17 at 23:18
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Show percent % instead of counts in charts of categorical variables
... shows what additional columns are added to the data frame by ggplot2. All extra columns are of the form ..variable...
– Ramnath
May 17 '14 at 13:42
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