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How to step through Python code to help debug issues?
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There is a module called 'pdb' in python. At the top of your python script you do
import pdb
pdb.set_trace()
and you will enter into debugging mode. You can use 's' to step, 'n' to follow next line similar to what you would do with 'gdb' debugger.
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How do I keep a label centered in WinForms?
...ck (stick) a control to a certain side of the container. For example Left, Top, Right or Bottom. Fill tells the control to take all the available space in the container.
– decyclone
Dec 3 '10 at 10:42
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Making a div vertically scrollable using CSS
...nt area.
overflow-y: The overflow-y property specifies what to do with the top/bottom edges of the content - if it overflows the element's content area.
Values
visible: Default value. The content is not clipped, and it may be rendered outside the content box.
hidden: The content is clipped - and no ...
How do I iterate through table rows and cells in JavaScript?
..., false is assigned to row/cell variable and iteration through while loop stops (exits).
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Paging UICollectionView by cells, not screen
...lways 2 cells side-by-side per the entire screen. I need the scrolling to stop at the begining of a cell. With paging enabled, the collection view scrolls the whole page, which is 2 cells at once, and then it stops.
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How to display an unordered list in two columns?
... {
width: 760px;
margin-bottom: 20px;
overflow: hidden;
border-top: 1px solid #ccc;
}
li {
line-height: 1.5em;
border-bottom: 1px solid #ccc;
float: left;
display: inline;
}
#double li {
width: 50%;
}
<ul id="double">
<li>first</li>
<li>...
How can I include a YAML file inside another?
...
name: "1"
2.yaml 's content:
name: "2"
Include files by name
On top level:
If 0.yaml was:
!include include.d/1.yaml
We'll get:
{"name": "1"}
In mapping:
If 0.yaml was:
file1: !include include.d/1.yaml
file2: !include include.d/2.yaml
We'll get:
file1:
name: "1"
file...
What is the difference between is_a and instanceof?
...enced developers can learn from beginners. Hopefully you can see it at the top right. Beware of premature optimisation! Only solve timing problems after they've become problems! If the performance is acceptable as it is, don't spend time changing it!
– CJ Dennis
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How bad is shadowing names defined in outer scopes?
...odules or classes. Another scenario is that you import function foo at the top of your module, and use it somewhere in your function body. Then you add a new argument to your function and named it - bad luck - foo.
Finally, built-in functions and types also live in the same namespace and can be sh...
Does Go have “if x in” construct similar to Python?
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This is neat comparing to the top answer
– piggybox
Jul 3 '19 at 15:46
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