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What is the difference between concurrent programming and parallel programming?
... are entirely on-CPU. The pedagogical example of a concurrent program is a web crawler. This program initiates requests for web pages and accepts the responses concurrently as the results of the downloads become available, accumulating a set of pages that have already been visited. Control flow is n...
Facebook Open Graph not clearing cache
... on that page matches with the one you are passing.
you can even parse the json response to get the number of shares of that URL.
Additional Info About Updating Images
If the og:image URL remains the same but the image has actually changed it won't be updated nor recached by Facebook scrapers ev...
The permissions granted to user ' are insufficient for performing this operation. (rsAccessDenied)"}
...iguration tools
ReRun the Database Change in SSRS configuration tools
Open WebServiceUrl from SSRS configuration tools (http://localhost/reportserver)
creating Reports Folder manually
go to Properties of created folder and add these roles to security (builtin\users , builtin\Administrator, domain\us...
How can I convert an image into Base64 string using JavaScript?
.../jpg, image/gif, image/bmp, image/tiff, image/x-icon, image/svg+xml, image/webp, image/xxx
Supported output formats:
image/png, image/jpeg, image/webp(chrome)
Browser Support:
http://caniuse.com/#feat=canvas
Internet Explorer 10 (Internet Explorer 10 just works with same origin images)
...
What is the recommended approach towards multi-tenant databases in MongoDB?
... article on mongodb support site (way back added since it's gone):
https://web.archive.org/web/20140812091703/http://support.mongohq.com/use-cases/multi-tenant.html
The guys stated to avoid 2nd options at any cost, which as I understand is not particularly specific to mongodb. My impression is that...
Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF
...e this:
SET IDENTITY_INSERT student ON
If you getting this error on your web application or you using entity framework then first run this query on SQL server and Update your entity model (.edmx file) and build your project and this error will be resolved
...
Transactions in REST?
...s "committed" (or perhaps, not available at all).
This is similar to how webpages operate, with the final webpage saying "are you sure you want to do this?" That final webpage is itself a representation of the state of the transaction, which includes a link to go to the next state. Not just financ...
WKWebView not loading local files under iOS 8
For previous iOS 8 betas, load a local web app (in Bundle) and it works fine for both UIWebView and WKWebView , and I even ported a web game using the new WKWebView API.
...
Is it better to return null or empty collection?
...tion is passed, or no table at all, if null is passed.
in a Object-to-XML (JSON/whatever), where null would mean the element is missing, while an empty collection would render a redundant (and possibly incorrect) <collection />
you are using or implementing an API which explicitly states that ...
How do I remedy “The breakpoint will not currently be hit. No symbols have been loaded for this docu
...
Microsoft Visual Studio Express 2013 for Web does not have Debug Windows Modules option. Howo to use fix this in this case ?
– Andrus
Mar 5 '14 at 18:14
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