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Confused by python file mode “w+”
...om your file:
with open('somefile.txt', 'w+') as f:
# Note that f has now been truncated to 0 bytes, so you'll only
# be able to read data that you write after this point
f.write('somedata\n')
f.seek(0) # Important: return to the top of the file before reading, otherwise you'll jus...
Empty Visual Studio Project?
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For Visual Studio 2015 up this can now be done with so-called Shared Projects. This is simply an empty project type that holds source files for use within another project, see here.
sh...
calculating the difference in months between two dates
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@Dinah this just an approximation, if you want to know the true .Month and .Years - I've just posted an answer for that which you can read. Although, as far as approximations so, this is a good approximation (props to Adam Robinson) however you should keep in mind that if you...
Saving an Object (Data persistence)
...med _pickle, but doing this is no longer necessary since the pickle module now does it automatically—see What difference between pickle and _pickle in python 3?.
The rundown is you could use something like the following to ensure that your code will always use the C version when it's available in...
Convert list to tuple in Python
...nce you have used a tuple variable to hold a tuple (45, 34) earlier... So, now tuple is an object of type tuple now...
It is no more a type and hence, it is no more Callable.
Never use any built-in types as your variable name... You do have any other name to use. Use any arbitrary name for your va...
When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
...lter the status and values of a deferred through a function, replacing the now-deprecated deferred.pipe() method.
The examples below might still be helpful to some.
They serve different purposes:
.then() is to be used whenever you want to work with the result of the process, i.e. as the documenta...
Real escape string and PDO [duplicate]
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@SteD: Thanks, I'm reading it now.
– John
Sep 15 '10 at 9:50
8
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Find Java classes implementing an interface [duplicate]
...functionality to locate the classes that implemented a given interface. I know the functions were hidden in some non-logical place, but they could be used for other classes as the package name implied. Back then I did not need it, so I forgot about it, but now I do, and I can't seem to find the func...
How to store int[] array in application Settings
...ting) and make it of any type (e.g. string by default).
Save the changes.
Now go to your project folder and open the "Properties\Settings.settings" file with text editor (Notepad, for example) Or you can open it in VS by right-clicking in Solution Explorer on " -> Properties -> Settings.setti...
What did MongoDB not being ACID compliant before v4 really mean?
...d have no formal computer science background, so bear with me. I want to know the kinds of real world negative things that can happen if you use an old MongoDB version prior to v4 , which were not ACID compliant. This applies to any ACID noncompliant database.
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