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git pull error :error: remote ref is at but expected
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I had to remove my branch from my command line at:
.git\refs\remotes\{my remote}\{**my branch**}
and then manually doing:
git pull [remote_name] [branch_name]
I was able to pull the changes.
Note: I was using SourceTree and was unable to do th...
Insert a row to pandas dataframe
...iotr - this works great, but what happens when you want to duplicate a row from your data frame, such as df.loc[-1] = df.iloc[[0]], and insert that? The frame comes with an added index column giving error ValueError: cannot set a row with mismatched columns (see stackoverflow.com/questions/47340571...
.Contains() on a list of custom class objects
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You need to create a object from your list like:
List<CartProduct> lst = new List<CartProduct>();
CartProduct obj = lst.Find(x => (x.Name == "product name"));
That object get the looked value searching by their properties: x.name
Th...
List passed by ref - help me explain this behaviour
...cing those integers.
Read the Passing Reference-Type Parameters section from this MSDN article on "Passing Parameters" for more information.
"How do I Clone a Generic List in C#" from StackOverflow talks about how to make a deep copy of a List.
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Finding the average of a list
... the average called mean. An example with the list you provided would be:
from statistics import mean
l = [15, 18, 2, 36, 12, 78, 5, 6, 9]
mean(l)
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Using link_to with embedded HTML
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If you want a link in rails that uses that same icon class from twitter bootstrap all you need to do is something like this.
<%= link_to "Do it@", user_path(@user), :class => "btn icon-ok icon-white" %>
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pytest: assert almost equal
...r equally useful asserts - assert_dict_equal(), assert_list_equal(), etc.
from nose.tools import assert_almost_equals
assert_almost_equals(x, y, places=7) #default is 7
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How to jump to top of browser page
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// When the user scrolls down 20px from the top of the document, show the button
window.onscroll = function() {scrollFunction()};
function scrollFunction() {
if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
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How do I reference a javascript object property with a hyphen in it?
...ing the style object, CSSStyleDeclaration, use must camelCase to access it from javascript. More info here
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Passing a dictionary to a function as keyword parameters
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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