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How to step through Python code to help debug issues?
...or doing that!
You can launch a Python program through pdb by using pdb myscript.py or python -m pdb myscript.py.
There are a few commands you can then issue, which are documented on the pdb page.
Some useful ones to remember are:
b: set a breakpoint
c: continue debugging until you hit a breakp...
Difference between Visual Basic 6.0 and VBA
...s for Visual Basic for Applications and so is the small "for applications" scripting brother of VB.
VBA is indeed available in Excel, but also in the other office applications.
With VB, one can create a stand-alone windows application, which is not possible with VBA.
It is possible for developers ho...
Open and write data to text file using Bash?
How can I write data to a text file automatically by shell scripting in Linux?
11 Answers
...
How can I negate the return-value of a process?
...able answer — works with antique shells
In a Bourne (Korn, POSIX, Bash) script, I use:
if ...command and arguments...
then : it succeeded
else : it failed
fi
This is as portable as it gets. The 'command and arguments' can be a pipeline or other compound sequence of commands.
A not command
T...
How to run two jQuery animations simultaneously?
...thand for $(document).ready(function(){}); and enables you to put your javascript code before your element definition.
– Raphael Michel
May 8 '13 at 17:31
...
Which version of Python do I have installed?
I have to run a Python script on a Windows server. How can I know which version of Python I have, and does it even really matter?
...
Do fragments really need an empty constructor?
... .replace(R.id.content, MyFragment.newInstance(
R.string.alert_title,
"Oh no, an error occurred!")
)
.commit();
}
}
This way if detached and re-attached the object state can be stored through the arguments. Much like bundles attached to...
How can I autoplay a video using the new embed code style for Youtube?
...s to use the iframe player api.
<div id="ytplayer"></div>
<script>
// Load the IFrame Player API code asynchronously.
var tag = document.createElement('script');
tag.src = "https://www.youtube.com/player_api";
var firstScriptTag = document.getElementsByTagName('script')[0];
firstS...
val() doesn't trigger change() in jQuery [duplicate]
...).trigger('input');
$('#txt').trigger('input');
$('#txt').change();
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<input type="text" id="txt">
you have to use .dispatchEvent() instead.
txt.addEventListener('input', functio...
How to disassemble one single function using objdump?
...83 ec 20 sub $0x20,%rsp
To start with, I begin with the description of the objdump output. A section or function is separated by an empty line. Therefore changing the FS (Field Separator) to newline and the RS (Record Separator) to twice newline let you easily search for your recomm...