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How to append to a file in Node?
...ase, use fs.createWriteStream instead. Read nodejs.org/docs/v0.4.8/api/all.html#fs.write
– angry kiwi
Jun 27 '11 at 9:33
10
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Regex to validate password strength
...urself to catastrophic backtracking (regular-expressions.info/catastrophic.html). This can go unnoticed until one day your server hangs with 100% CPU because a user used a "strange" password. Example: ^([a-z0-9]+){8,}$ (can you see the error?)
– aKzenT
Sep 22 '...
Cross-Origin Request Headers(CORS) with PHP headers
...d.php or where you would send your request (for example if you have upload.html and you need to attach the files to upload.php, then copy and paste these 4 lines).
Also if you're using CORS plugins/addons in chrome/mozilla be sure to toggle them more than one time,in order for CORS to be enabled
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Espresso: Thread.sleep( );
... as unnecessary. More info here: developer.android.com/tools/help/proguard.html#keep-code
– MattMatt
Apr 26 '16 at 9:24
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What's the difference between fill_parent and wrap_content?
...http://developer.android.com/reference/android/view/ViewGroup.LayoutParams.html
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Test if a variable is a list or tuple
...f a historical artifact. As mentioned on docs.python.org/dev/library/types.html#module-types if you really must check for the str type you should just use that directly, instead of using types.StringType which is just an alias for it. But I do not think this answer answers the question as asked, be...
SQLite - increase value by a certain number
...SQLite keyword? The docs don't seem to indicate it. sqlite.org/lang_update.html
– Jason S
Apr 13 '09 at 15:43
how can ...
How to emulate GPS location in the Android Emulator?
... site useful for finding a realistic lat/lng: http://itouchmap.com/latlong.html
If you need more then one coordinate you can use a kml file with a route as well it is a little bit described in this article. I can't find a better source at the moment.
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Nested Models in Backbone.js, how to approach
... wrote it up here: blog.untrod.com/2013/08/declarative-approach-to-nesting.html The big difference is that for deeply nested models I declare the whole mapping at once, in the root/parent model, and the code takes it from there and walks down the whole model, hydrating relevant objects into Backbone...
Should all Python classes extend object?
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class Foo:
pass
Source: https://docs.python.org/3/tutorial/classes.html#class-objects
Example quote:
Class objects support two kinds of operations: attribute references
and instantiation.
Attribute references use the standard syntax used for all attribute
references in Python: ...