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The developers of this app have not set up this app properly for Facebook Login?
.../developers.facebook.com/
Click on the Apps menu on the top bar.
Select the respective app from the drop down.
The circle next to your app name is not fully green. When you hover mouse on it, you'll see a popup saying, "Not available to all users because your app is not live."
So next...
Using LINQ to concatenate strings
...
Real example from my code:
return selected.Select(query => query.Name).Aggregate((a, b) => a + ", " + b);
A query is an object that has a Name property which is a string, and I want the names of all the queries on the selected list, separated by comma...
Difference between UTF-8 and UTF-16?
...
Both UTF-8 and UTF-16 are variable length encodings. However, in UTF-8 a character may occupy a minimum of 8 bits, while in UTF-16 character length starts with 16 bits.
Main UTF-8 pros:
Basic ASCII characters like digits, Latin characters with no accents, etc. occupy one byte which is identical...
How to resize the AVD emulator (in Eclipse)?
...ipse:
Go to Window > Android SDK and AVD Manager > Virtual Devices
Select the AVD you want to launch and click Start
Check the Scale display to real size button
Enter how big you want it to appear in inches and press Launch. For this to work, you'll have to also enter a reasonable approxima...
How to update Identity Column in SQL Server?
...it.
But here are steps to do it, Please take a back-up of table
Step 1- Select design view of the table
Step 2- Turn off the identity column
Now you can use the update query.
Now redo the step 1 and step 2 and Turn on the identity column
Reference
...
How do I tell git to always select my local version for conflicted merges on a specific file?
...e general question, i.e. your question(!):
How do I tell git to always select my local version for conflicted merges on a specific file ? (for any file or group of file)
This kind of merge is a "copy merge", in which you will always copy 'ours' or 'theirs' version of a file whenever there is a...
Postgresql query between date ranges
... things become simpler if you use >= start AND < end.
For example:
SELECT
user_id
FROM
user_logs
WHERE
login_date >= '2014-02-01'
AND login_date < '2014-03-01'
In this case you still need to calculate the start date of the month you need, but that should be straight forw...
Best approach to real time http streaming to HTML5 video client
...for the detailed background and pro/cons about the various options. I have selected this answer as the accepted one as the outline of the concepts are more important than the specific fix which I found to answer the original question. Good luck with the bounty!
– deandob
...
Codesign error: Certificate identity appearing twice
...ou will probably see
iPhone Developer: . You will probably see it TWICE!
Select the one with the earliest Expiration date, right click and select DELETE.
Restart Xcode if you haven't.
Works now. :)
Happy Coding.
share
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What are best practices for multi-language database design? [closed]
... you might be thinking, that instead of writing simple queries like this:
SELECT price, name, description FROM Products WHERE price < 100
...you would need to start writing queries like that:
SELECT
p.price, pt.name, pt.description
FROM
Products p JOIN ProductTranslations pt
ON (p.id = ...