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List comprehension vs map
... kibash on Alex's infinite style points, but sometimes map seems easier to read to me: data = map(str, some_list_of_objects). Some other ones... operator.attrgetter, operator.itemgetter, etc.
– Gregg Lind
Aug 8 '09 at 16:06
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Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
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I know this has already been answered. But I would like to add my solution as it may helpful for others in the future..
A common key error is: Permission denied (publickey). You can fix this by using keys:add to notify Heroku of your new key....
Why are there no ++ and -- operators in Python?
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I see the much bigger concern being readability and predictability. Back in my C days, I saw more than enough bugs stemming from misunderstandings about the distinction between i++ and ++i...
– Charles Duffy
Jul 17 '13 at ...
How do I import .sql files into SQLite 3?
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From a sqlite prompt:
sqlite> .read db.sql
Or:
cat db.sql | sqlite3 database.db
Also, your SQL is invalid - you need ; on the end of your statements:
create table server(name varchar(50),ipaddress varchar(15),id init);
create table client(name varcha...
What are Transient and Volatile Modifiers?
...es to the field should always be synchronously flushed to memory, and that reads of the field should always read from memory. This means that fields marked as volatile can be safely accessed and updated in a multi-thread application without using native or standard library-based synchronization. S...
Fancybox doesn't work with jQuery v1.9.0 [ f.browser is undefined / Cannot read property 'msie' ]
....msie instances, if any), thanks joofow
... that's it!
Or download the already patched version from HERE (UPDATED March 19, 2013 ... thanks fairylee for pointing out the extra closing bracket)
NOTE: this is an unofficial patch and is unsupported by Fancybox's author, however it works as is. You m...
How to iterate through all git branches using bash script
...)
return $( test -n "${HIST_DIFF}" )
}
print_different_branches () {
read -r -a ARGS <<< "${@}"
LOCAL=${ARGS[-1]?}
for REMOTE in "${SOME_REMOTE_BRANCHES[@]}"; do
if has_different_history "${LOCAL}" "${REMOTE}"; then
# { echo; echo; get_history_differences "${LOCAL}" "${R...
How to convert an object to a byte array in C#
...at you're trying to serialize is something that you have written, or has already been pre set up to be serialized.
– Hexum064
Nov 20 '15 at 17:23
3
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MVVM: Tutorial from start to finish?
...th The Model-View-ViewModel Design Pattern by Josh Smith (duplicate link already provided by Yacoder)
Jason Dolinger's presentation on the Model-View-ViewModel (link to video embedded in article)
Dan Crevier's DataModel-View-ViewModel pattern series (similar to MVVM)
Composite WPF (Prism) Resource...
How do I send a cross-domain POST request via JavaScript?
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Update: Before continuing everyone should read and understand the html5rocks tutorial on CORS. It is easy to understand and very clear.
If you control the server being POSTed, simply leverage the "Cross-Origin Resource Sharing standard" by setting response headers o...