大约有 20,000 项符合查询结果(耗时:0.0308秒) [XML]
How to print a linebreak in a python function?
...int a native linebreak using the standard os library
import os
with open('test.txt','w') as f:
f.write(os.linesep)
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Set value to NULL in MySQL
...n the insert query that i was using
$quantity= "NULL";
$itemname = "TEST";
So far so good.
My insert query was bad.
mysql_query("INSERT INTO products(quantity,itemname)
VALUES ('$quantity','$itemname')");
I corrected query to read.
mysql_query("INSERT INTO products(quantity,i...
How to draw a dotted line with css?
...of cruft that is no longer required for modern browsers. I have personally tested the following CSS on all browsers as far back as IE8, and it works perfectly.
hr {
border: none;
border-top: 1px dotted black;
}
border: none must come first, to remove all the default border styling that...
How do I select an element with its name attribute in jQuery? [duplicate]
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jQuery("[name='test']")
Although you should avoid it and if possible select by ID (e.g. #myId) as this has better performance because it invokes the native getElementById.
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Separate REST JSON API server and client? [closed]
...architecture depends entirely on your goals. If you are looking for the fastest way to support multiple clients and have access to good front-end talent, investing in a standalone API is a great way to go.
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How can I shuffle an array? [duplicate]
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Why isn't there a test of i !== j? That should save a bit of time
– Regnoult
Feb 25 '18 at 14:27
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Return HTTP status code 201 in flask
...a user account you would do something like:
return {"data": {"username": "test","id":"fdsf345"}}, 201
Note the postfixed number is the status code returned.
Alternatively, you may want to send a message to the client such as:
return {"msg": "Created Successfully"}, 201
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Http 415 Unsupported Media type error with JSON
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If you using Postman for testing, try to add this part to the Headers: Content-Type: application/json
– Z3d4s
Oct 4 '19 at 12:03
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Javascript checkbox onChange
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Here's a JsFiddle where all the different ways can be tested: click, keyboard, label and accesskey. They all trigger the event in Firefox.
– Roman Starkov
May 8 '15 at 12:59
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Placing Unicode character in CSS content value [duplicate]
...h "2" is not).
The identifier "te\st" is exactly the same identifier as "test".
Comprehensive list: Unicode Character 'DOWNWARDS ARROW' (U+2193).
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