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Painless way to install a new version of R?
...
Just for completeness, there are some ways to prevent you from having this problem. As Dirk said, save your packages in another directory on your computer.
install.packages("thepackage",lib="/path/to/directory/with/libraries")
You...
When is it appropriate to use C# partial classes?
...ner would spit out all of the code inside of a region with strongly worded comments about not modifying the code. It had to insert all sorts of heuristics to find the generated code for later processing. Now it can simply open the designer.cs file and have a high degree of confidence that it contai...
How do I calculate percentiles with python/numpy?
... You can use it as an aggregation function as well, e.g. to compute the tenth percentile of each group of a value column by key, use df.groupby('key')[['value']].agg(lambda g: np.percentile(g, 10))
– patricksurry
Nov 26 '13 at 17:25
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Best way to trim strings after data entry. Should I create a custom model binder?
...ontrollerContext,
ModelBindingContext bindingContext,
System.ComponentModel.PropertyDescriptor propertyDescriptor, object value)
{
if (propertyDescriptor.PropertyType == typeof(string))
{
var stringValue = (string)value;
if (!string.IsNullOrWhiteSpace(st...
MySQL Error 1093 - Can't specify target table for update in FROM clause
... use in the SELECT part.
This behaviour is documented at:
http://dev.mysql.com/doc/refman/5.6/en/update.html
Maybe you can just join the table to itself
If the logic is simple enough to re-shape the query, lose the subquery and join the table to itself, employing appropriate selection criteria. Th...
Jasmine JavaScript Testing - toBe vs toEqual
... = { bar: 'baz' },
b = { foo: a },
c = { foo: a };
Using a strict comparison (===), some things are "the same":
> b.foo.bar === c.foo.bar
true
> b.foo.bar === a.bar
true
> c.foo === b.foo
true
But some things, even though they are "equal", are not "the same", since they represen...
What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
...d as
text/html should be treated as HTML and not as XHTML.
It's a very common pitfall, because W3C Validator largely ignores that rule, but browsers follow it religiously. Read
Understanding HTML, XML and XHTML from WebKit blog:
In fact, the vast majority of supposedly XHTML documents on th...
Should I compile with /MD or /MT?
In Visual Studio, there's the compile flags /MD and /MT which let you choose which kind of C runtime library you want.
7 An...
How to clear the canvas for redrawing
After experimenting with composite operations and drawing images on the canvas I'm now trying to remove images and compositing. How do I do this?
...
Options for embedding Chromium instead of IE WebBrowser control with WPF/C#
Updated for 2020, I've linked my article where I compare the memory footprints of different approaches to hosting HTML WebView in a basic Windows Desktop application:
...