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How to use android emulator for testing bluetooth application?
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Thank you @Lokesh for your answer. I have read that documentation.
– Usman Khan
Oct 28 '14 at 12:41
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SQL Server 2008: How to query all databases sizes?
...e names, sizes and also database statuses (e.g. ONLINE) in a nice, easy to read output:
SELECT
D.name,
F.Name AS FileType,
F.physical_name AS PhysicalFile,
F.state_desc AS OnlineStatus,
CAST(F.size AS bigint) * 8*1024 AS SizeInBytes,
CAST((F.size*8.0)/1024/1024 AS decimal(18...
Is it possible to do a sparse checkout without checking out the whole repository first?
...o need to run git pull
Note that it requires git version 2.25 installed. Read more about it here: https://github.blog/2020-01-17-bring-your-monorepo-down-to-size-with-sparse-checkout/
UPDATE:
The above git clone command will still clone the repo with its full history, though without checking the...
Programmatically get height of navigation bar
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I read your question again, and I still didn't understand what you want to do? If you want to do something when the view appears, you should insert the code into viewDidAppear. If you clarify a bit, it would make it easier to f...
Android - Setting a Timeout for an AsyncTask?
...r.get(30000, TimeUnit.MILLISECONDS);
Note that by calling this in main thread (AKA. UI thread) will block execution, You probably need call it in a separate thread.
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Best way to create an empty object in JSON with PHP?
... Thanks, this is the best answer and exactly suits my needs. Before reading this, my code started with jsonResponse = array() and then it was dynamically filled by a loop. If the loop did not have a single iteration the "empty" object (or dictionary, as you call it) was encoded as [] while al...
Calculating how many minutes there are between two times
...casionally get downvotes for this answer, probably because most people are reading the answer 5 years after the original un-edited question was asked.
– Kane
Mar 26 '18 at 22:20
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Should I impose a maximum length on passwords?
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A maximum length specified on a password field should be read as a SECURITY WARNING. Any sensible, security conscious user must assume the worst and expect that this site is storing your password literally (i.e. not hashed, as explained by epochwolf).
In that that is the case:
A...
Does Notepad++ show all hidden characters?
...nly turns on or off things like tabs, spaces, EOL, etc. So if you want to read some obscure coding with text in it - you actually need to look elsewhere. I also looked at changing the coding, ASCII is not listed, and that would not make the mess invisible anyway.
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Ruby on Rails Callback, what is difference between :before_save and :before_create?
...er_create
after_save
Update operations have exactly the same set, except read update instead of create everywhere (and UPDATE instead of INSERT).
From this, you can see that validation is carried out before the before_save and before_create callbacks.
The before_save occurs slightly before the ...