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Posting a File and Associated Data to a RESTful WebService preferably as JSON
...ices:
Base64 encode the file, at the expense of increasing the data size by around 33%, and add processing overhead in both the server and the client for encoding/decoding.
Send the file first in a multipart/form-data POST, and return an ID to the client. The client then sends the metadata with th...
What does “dereferencing” a pointer mean?
...ointer containing a numeric memory address, with 1 referring to the second byte in the process's memory, 2 the third, 3 the fourth and so on....
What happened to 0 and the first byte? Well, we'll get to that later - see null pointers below.
For a more accurate definition of what pointers store, a...
Confused by python file mode “w+”
...('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 just read an empty string
...
What are fail-safe & fail-fast Iterators in Java
...d before too much damage can be done. In Java, a fail-fast iterator fails by throwing a ConcurrentModificationException.
The alternative to "fail-fast" and "weakly consistent" is semantic where the iteration fails unpredictably; e.g. to sometimes give the wrong answer or throw an unexpected except...
How do I debug Node.js applications?
...de-codein was just buggy. So, I wrote my own module to help with debugging by allowing you to dump objects and such out to your web browser console. I thought it may be of use to someone else: node-monkey. Plus it works in both Firefox AND Chrome.
– Justin Warkentin
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How do I write good/correct package __init__.py files
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I was very confused about 'all' and line by line import. Your example is very illuminating.
– Junchen
Nov 29 '16 at 15:25
3
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Libraries not found when using CocoaPods with iOS logic tests
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I figured this one out by looking at how the main target of my app was receiving settings from the CocoaPods library. CocoaPods includes an .xcconfig file named Pods.xcconfig. This file contains all of the header search paths.
If you look at your...
How to uninstall Python 2.7 on a Mac OS X 10.6.4?
...my Mac OS X 10.6.4. I managed to remove the entry from the PATH variable by reverting my .bash_profile . But I also want to remove all directories, files, symlinks, and entries that got installed by the Python 2.7 install package. I've got the install package from http://www.python.org/ . What d...
Passing HTML to template using Flask/Jinja2
... Markup is a Jinja2 class, yes. It implements a common interface supported by many python libraries (unfortunately not Django). You can also use the markup safe package that implements the same object: pypi.python.org/pypi/MarkupSafe
– Armin Ronacher
Jul 18 '1...
How can you search Google Programmatically Java API [closed]
... this Javabean class representing the most important JSON data as returned by Google (it actually returns more data, but it's left up to you as an exercise to expand this Javabean code accordingly):
public class GoogleResults {
private ResponseData responseData;
public ResponseData getResp...