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What do I have to do to get Core Data to automatically migrate models?
I have read the documentation about automatic /lightweight migration for Core Data models - but I am having problems implementing it.
...
Convert a Unicode string to a string in Python (containing extra symbols)
...This raw string of bytes can be written to a file. However, note that when reading it back, you must know what encoding it is in and decode it using that same encoding.
When writing to files, you can get rid of this manual encode/decode process by using the codecs module. So, to open a file that en...
Encrypting & Decrypting a String in C# [duplicate]
... cryptoStream = new CryptoStream(memoryStream, decryptor, CryptoStreamMode.Read))
{
var plainTextBytes = new byte[cipherTextBytes.Length];
var decryptedByteCount = cryptoStream.Read(plainTextBytes, 0, plainTe...
Difference between open and codecs.open in Python
.../docs.python.org/3.4/library/io.html
Now, for the original question: when reading text (including "plain text", HTML, XML and JSON) in Python 2 you should always use io.open() with an explicit encoding, or open() with an explicit encoding in Python 3. Doing so means you get correctly decoded Unicod...
How to send a JSON object over Request with Android?
...TP Client. Here's a code sample on how to do it. You should create a new thread for network activities so as not to lock up the UI thread.
protected void sendJson(final String email, final String pwd) {
Thread t = new Thread() {
public void run() {
Looper.pr...
What is the correct way to check for string equality in JavaScript?
...oach.
For insight into this, and other "good vs. bad" parts of Javascript read up on Mr. Douglas Crockford and his work. There's a great Google Tech Talk where he summarizes lots of good info: http://www.youtube.com/watch?v=hQVTIJBZook
Update:
The You Don't Know JS series by Kyle Simpson is ex...
How do I adb pull ALL files of a folder present in SD Card
...x:
adb shell find "/sdcard/Folder1" -iname "*.jpg" | tr -d '\015' | while read line; do adb pull "$line"; done;
Here is an explanation:
adb shell find "/sdcard/Folder1" - use the find command, use the top folder
-iname "*.jpg" - filter the output to only *.jpg files
| ...
Unix tail equivalent command in Windows Powershell
..., not tail -f and an efficient implementation as well. Since this one also reads the complete file before returning the last lines this is painful for the file sizes they expect.
– Joey
Dec 13 '10 at 9:26
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Why does Maven have such a bad rep? [closed]
... All it takes is one working example of how to use the Maven ant tasks to read your pom file and generate an ANT classpath containing all your dependencies.
– Jherico
Nov 13 '09 at 22:02
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What does Redis do when it runs out of memory?
...e more memory, like SET, LPUSH, and so on, and will continue
# to reply to read-only commands like GET.
#
# This option is usually useful when using Redis as an LRU cache, or to set
# a hard memory limit for an instance (using the 'noeviction' policy).
#
# WARNING: If you have slaves attached to an ...