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Encrypt and decrypt a string in C#?
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EDIT 2013-Oct: Although I've edited this answer over time to address shortcomings, please see jbtule's answer for a more robust, informed solution.
https://stackoverflow.com/a/10366194/188474
Original Answer:
Here's a working example derived from the "RijndaelManaged Class" ...
Copy a stream to avoid “stream has already been operated upon or closed”
...call to Supplier.get(). i.e if a database query... that query is done each time
– Julien
May 4 at 10:13
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What is a WeakHashMap and when to use it? [duplicate]
...me obsolete.
Remember that WeakHashMap is useful only if the desired lifetime of cache
entries is determined by external references to the key, not the value.
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Securely storing environment variables in GAE with app.yaml
... course the App Engine console can be used to update these entities at any time.
There are two options to perform the one-time entity creation:
Use the App Engine Remote API interactive shell to create the entities.
Create an Admin only handler that will initialize the entities with dummy values....
Compare two DataFrames and output their differences side-by-side
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This implementation is taking a longer time when comparing dataframes with 26K rows and 400 columns. Is there any way to speed it up?
– codeslord
Jul 18 '18 at 5:03
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Read specific columns from a csv file with csv module?
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Now that we have covered your mistake, I would like to take this time to introduce you to the pandas module.
Pandas is spectacular for dealing with csv files, and the following code would be all you need to read a csv and save an entire column into a variable:
import pandas as pd
df = pd...
Average of 3 long integers
...ker's delight is even more correct but I'll the implementation for another time
– phuclv
May 30 '14 at 16:10
I'm not s...
Swift native base class or NSObject
...objc_msgSend() for calls to (most of) their methods
provide Objective-C runtime metadata for (most of) their method implementations
Swift classes that are not subclasses of NSObject:
are Objective-C classes, but implement only a handful of methods for NSObject compatibility
do not use objc_msgSe...
Play audio with Python
...For me, this was not working. I mean, it was playing but no sound. I added time.sleep(5) at the end and that worked. Python 3.6 on Windows 8.1
– Nagabhushan S N
Nov 22 '18 at 6:15
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C# using streams
...elp explain a lot of the example code you'll see dotted about, most of the time you don't read and write to a stream directly. Streams are a low-level means to transfer data.
You'll notice that the functions for reading and writing are all byte orientated, e.g. WriteByte(). There are no functions f...