大约有 9,000 项符合查询结果（耗时：0.0147秒） [XML]
How can one check to see if a remote file exists using PHP?
...close($ch);
Anyway, you only save the cost of the HTTP transfer, not the TCP connection establishment and closing. And being favicons small, you might not see much improvement.
Caching the result locally seems a good idea if it turns out to be too slow.
HEAD checks the time of the file, and retur...
Can't connect to local MySQL server through socket homebrew
...
This helped me to force the mysql client to use the TCP socket, as I'm running an SSH tunnel on localhost to my remote MySQL DB.
– Iow
Oct 18 '19 at 9:38
...
File upload progress bar with jQuery
... false);
return xhr;
},
url: posturlfile,
type: "POST",
data: JSON.stringify(fileuploaddata),
contentType: "application/json",
dataType: "json",
success: function(result) {
console.log(result);
}
});
...
Open Graph namespace declaration: HTML with XMLNS or head prefix?
...xes in the HTML code. The same list of prefixes have also been defined for JSON-LD as a JSON-LD Context at the URI http://www.w3.org/2013/json-ld-context/rdfa11; JSON-LD users can use the @context key with that URI as a shorthand to use the same prefixes.
Emphasis added for clarity.
Therefore, yo...
How do I convert a IPython Notebook into a Python file via commandline?
...pynb without using ipython. It does not check cell types, etc.
import sys,json
f = open(sys.argv[1], 'r') #input.ipynb
j = json.load(f)
of = open(sys.argv[2], 'w') #output.py
if j["nbformat"] >=4:
for i,cell in enumerate(j["cells"]):
of.write("#cell "+str(i)+"\n")
...
How to make code wait while calling asynchronous calls like Ajax [duplicate]
...ar pass = function() {
$.when(
/* AJAX requests */
$.post("/echo/json/", { delay: 1 }, echo),
$.post("/echo/json/", { delay: 2 }, echo),
$.post("/echo/json/", { delay: 3 }, echo)
).then(function() {
/* Run after all AJAX */
console.log('Pass2');
});
};
See it here....
How can a web application send push notifications to iOS devices? [closed]
...many complications (apple developer certificates, push packages, low-level TCP connection to APNs).
If you want to implement the push notifications by yourself start with these tutorials:
Push API: Push Notifications on the Open Web
Apple Push Notification system: Configuring Safari Push Notific...
Failed to load c++ bson extension
...
On WIN 8.1
It seems I used a wrong version of mongoose in my package.json file.
I removed the line "mongoose" : "^3.8.15" from package.json.
CLI:
npm install mongoose --save
Now it says "mongoose": "^4.0.6" in package.json and the error I had is gone.
...
Date query with ISODate in mongodb doesn't seem to work
...
Although $date is a part of MongoDB Extended JSON and that's what you get as default with mongoexport I don't think you can really use it as a part of the query.
If try exact search with $date like below:
db.foo.find({dt: {"$date": "2012-01-01T15:00:00.000Z"}})
you...
curl : (1) Protocol https not supported or disabled in libcurl
...m eg: curl "http://localhost:3030/messages/" -H "Content-Type: application/json" --data-binary "{ \"name\":\"Curler\", \"text\": \"Hello from the command line\" }" instead of curl "http://localhost:3030/messages/" -H "Content-Type: application/json" --data-binary '{ "name":"Curler", "text": "Hello f...