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When to use lambda, when to use Proc.new?
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Another important but subtle difference between procs created with lambda and procs created with Proc.new is how they handle the return statement:
In a lambda-created proc, the return statement returns only from the proc itself
In a P...
How can I keep my branch up to date with master with git?
...master, what you want is:
git checkout <my branch>
to switch the working tree to your branch; then:
git merge master
to merge all the changes in master with yours.
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Best practice using NSLocalizedString
...n genstrings and fill in the blanks so that you don't have to manually restore your existing translations.
The script tries to match the existing string files as closely as possible to avoid having too big a diff when updating them.
Naming your strings
If you use NSLocalizedString as advertised:
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Why can't you modify the data returned by a Mongoose Query (ex: findById)
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For cases like this where you want a plain JS object instead of a full model instance, you can call lean() on the query chain like so:
Survey.findById(req.params.id).lean().exec(function(err, data){
var len = data.survey_...
How to read keyboard-input?
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just convert it:
try:
mode=int(raw_input('Input:'))
except ValueError:
print "Not a number"
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How to intercept all AJAX requests made by different JS libraries
...n case the logged user session expired (response gets back with 401 Unauthorized status), to redirect him to the login page.
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Automapper: Update property values without creating a new object
..., destination);
Yes, it returns the destination object, but that's just for some other obscure scenarios. It's the same object.
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Python regex find all overlapping matches?
...rested in, but the actual match is technically the zero-width substring before the lookahead, so the matches are technically non-overlapping:
import re
s = "123456789123456789"
matches = re.finditer(r'(?=(\d{10}))',s)
results = [int(match.group(1)) for match in matches]
# results:
# [1234567891,
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How can I wait till the Parallel.ForEach completes
I'm using TPL in my current project and using Parallel.Foreach to spin many threads. The Task class contains Wait() to wait till the task gets completed. Like that, how I can wait for the Parallel.ForEach to complete and then go into executing next statements?
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How do I detach objects in Entity Framework Code First?
... not completely detach entities. They are still attached and lazy loading works but entities are not tracked. This should be used for example if you want to load entity only to read data and you don't plan to modify them.
sh...