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Is there a MySQL option/feature to track history of changes to records?
...ant to audit the changes to the data - who did what and when?", you can usually use audit tables (as per the trigger example Keethanjan posted). I'm not a huge fan of triggers, but it has the great benefit of being relatively painless to implement - your existing code doesn't need to know about the ...
Wrapping a C library in Python: C, Cython or ctypes?
I want to call a C library from a Python application. I don't want to wrap the whole API, only the functions and datatypes that are relevant to my case. As I see it, I have three choices:
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How to delete items from a dictionary while iterating over it?
...--------------------------------------------------
Traceback (most recent call last):
File "<ipython console>", line 1, in <module>
RuntimeError: dictionary changed size during iteration
As stated in delnan's answer, deleting entries causes problems when the iterator tries to move on...
Static method in a generic class?
...stance fields. For static fields and static methods, they are shared among all instances of the class, even instances of different type parameters, so obviously they cannot depend on a particular type parameter.
It doesn't seem like your problem should require using the class's type parameter. If y...
Measure the time it takes to execute a t-sql query
... for testing and it takes way too long to run. I canceled at 7 minutes and all the timers added up was only about 2 minutes. So I think there is some return text cache issue or maybe it takes too long to calculate all the datediffs for so many.
– M H
Apr 29 '16...
Turn off textarea resizing
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Try this CSS to disable resizing
The CSS to disable resizing for all textareas looks like this:
textarea {
resize: none;
}
You could instead just assign it to a single textarea by name (where the textarea HTML is ):
textarea[name=foo] {
resize: none;
}
Or by id (where the tex...
w3wp process not found
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w3wp.exe won't show in the running process' unless there is actually an instance of the web application running.
Try to access your web page first, when it is displayed for the first time, try to attach your debugger. The process should now show up.
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How to print colored text in Python?
... the output to a file; while tools like cat may support colors, it is generally better to not print color information to files.
– Sebastian Mach
Apr 9 '14 at 6:27
1
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Secure Web Services: REST over HTTPS vs SOAP + WS-Security. Which is better? [closed]
... passwords etc. are used to authenticate you. Some precautions are then usually taken to ensure that submissions haven't been tampered with, but on the whole whatever happens over in the session is regarded as having been initiated by you.
WS-Security offers confidentiality and integrity protection...
Matplotlib transparent line plots
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After I plotted all the lines, I was able to set the transparency of all of them as follows:
for l in fig_field.gca().lines:
l.set_alpha(.7)
EDIT: please see Joe's answer in the comments.
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