大约有 7,200 项符合查询结果（耗时：0.0367秒） [XML]
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
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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.
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How do I remedy “The breakpoint will not currently be hit. No symbols have been loaded for this docu
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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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Secret copy to clipboard JavaScript function in Chrome and Firefox?
...ese in the Chrome console reveals the source behind these functions in the Webkit console:
> profile
function ()
{
return console.profile.apply(console, arguments)
}
> clear
function ()
{
InjectedScriptHost.clearConsoleMessages();
}
> copy
function (object)
{
if (injectedScript._type(ob...
Best way to define error codes/strings in Java?
I am writing a web service in Java, and I am trying to figure out the best way to define error codes and their associated error strings . I need to have a numerical error code and an error string grouped together. Both the error code and error string will be sent to the client accessing the web ser...
Setting DIV width and height in JavaScript
...code be much more maintainable, but you'll actually make friends with your Web designers!
document.getElementById("div_register").setAttribute("class","wide");
.wide {
display:block;
width:500px;
}
.hide {
display:none;
}
.narrow {
display:block;
width:100px;
}
Now, I can e...
Python debugging tips [closed]
...
If you are developing a web application, add a view for myserver.com/pdb in debug mode that simply does import pdb; pdb.set_trace(). If you are using Flask/Werkzeug that has an interactive debugger, you can also have a view that just does assert Fal...
Which HTTP methods match up to which CRUD methods?
...re assigned by the server is important. See Richardson and Ruby's Restful Web Services (O'Reilly) for a discussion on it.
– Jim Ferrans
Jun 2 '11 at 4:13
9
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How to schedule a function to run every hour on Flask?
I have a Flask web hosting with no access to cron command.
8 Answers
8
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Random String Generator Returning Same String [duplicate]
...d from multiple threads at the same time (highly likely if you're making a web app, for example) then the behaviour of this code will be undefined. You either need to use a lock on the random or make it per-thread.
– Greg Beech
Oct 14 '10 at 18:27
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