大约有 40,000 项符合查询结果（耗时：0.0524秒） [XML]
Why are Oracle table/column/index names limited to 30 characters?
..., but there is always a case that turns up where we hit this limit - especially in naming foreign keys.
10 Answers
...
CSS, Images, JS not loading in IIS
My all applications were working fine but suddenly all sites under IIS are not loading css, images, scripts. It redirect to login page.
...
what is Promotional and Feature graphic in Android Market/Play Store?
...Tips:
Use a safe frame of 924x400 (50 pixel of safe padding on each side). All the important content of the graphic should be within this safe frame. Pixels outside of this safe frame may be cropped for stylistic purposes.
If incorporating text, use large font sizes, and keep the graphic simple, as ...
What's the best Django search app? [closed]
...
Haystack has been badly, if at all, supported for quite some time. I recommend you avoid it at this point. Maybe they will fix it in the future but its in a bad place now.
– Aaron Schif
Jul 31 '13 at 15:21
...
What is the difference between min SDK version/target SDK version vs. compile SDK version?
...e earliest release of the Android SDK that your application can run on. Usually this is because of a problem with the earlier APIs, lacking functionality, or some other behavioural issue.
The target sdk version is the version your application was targeted to run on. Ideally, this is because of some...
How can I use NSError in my iPhone App?
...
Well, what I usually do is have my methods that could error-out at runtime take a reference to a NSError pointer. If something does indeed go wrong in that method, I can populate the NSError reference with error data and return nil from the ...
How to use my view helpers in my ActionMailer views?
...
I thought these were supposed to be automatically included in Rails 4? guides.rubyonrails.org/…
– gabeodess
Jan 28 '15 at 22:21
...
Android: Remove all the previous activities from the back stack
...LAG_ACTIVITY_CLEAR_TASK.This is the official way to got. No need to change all the activities in the app.
– AlikElzin-kilaka
Feb 13 '15 at 1:50
...
How to get key names from JSON using jq
...fy -r then you get a quoted string, which looks fine on-screen, but you usually don't want the quotes embedded in the string.
– MarkHu
Apr 26 '18 at 2:49
4
...
Get the client's IP address in socket.io
...it logs on git hub to figure this one out, but the following code does actually work for me now:
var io = require('socket.io').listen(server);
io.sockets.on('connection', function (socket) {
var address = socket.handshake.address;
console.log('New connection from ' + address.address + ':' + ad...