大约有 47,800 项符合查询结果（耗时：0.0720秒） [XML]
How to display Base64 images in HTML?
...hat you are doing except perhaps actual base64 data. Use the given decoder and save decoded binary data as an jpeg file and try to open it. If it does not work then there is an issue in your base64 encoding.
– VinayC
Dec 14 '11 at 5:17
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How big is too big for a PostgreSQL table?
I'm working on the design for a RoR project for my company, and our development team has already run into a bit of a debate about the design, specifically the database.
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Convert String to Type in C# [duplicate]
If I receive a string that contains the name of a class and I want to convert this string to a real type (the one in the string), how can I do this?
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Basic example of using .ajax() with JSONP?
...ray from script tag. So JSONP creators decided that this will work better (and it is):
script = document.createElement("script");
script.type = "text/javascript";
script.src = "http://www.someWebApiServer.com/some-data?callback=my_callback";
Notice my_callback function over there? So - when JSONP...
JavaScript get window X/Y position for scroll
...- (doc.clientTop || 0);
That is:
It tests for window.pageXOffset first and uses that if it exists.
Otherwise, it uses document.documentElement.scrollLeft.
It then subtracts document.documentElement.clientLeft if it exists.
The subtraction of document.documentElement.clientLeft / Top only appea...
Tool for comparing 2 binary files in Windows [closed]
...ndows, it will either appear not to start, or will very briefly show a command prompt window, which quickly disappears. Open up a command prompt and run the program from there to see what arguments it accepts, and then use it from the command prompt accordingly.
– nonoitall
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Switching a DIV background image with jQuery
I am making an expand/collapse call rates table for the company I work for. I currently have a table with a button under it to expand it, the button says "Expand". It is functional except I need the button to change to "Collapse" when it is clicked and then of course back to "Expand" when it is clic...
How to make an anchor tag refer to nothing?
...ke a link, it's best to use the appropriate element (such as <span>) and then style it using CSS:
<span class="fake-link" id="fake-link-1">Am I a link?</span>
.fake-link {
color: blue;
text-decoration: underline;
cursor: pointer;
}
Also, given that you tagged this q...
Elastic Search: how to see the indexed data
I had a problem with ElasticSearch and Rails, where some data was not indexed properly because of attr_protected. Where does Elastic Search store the indexed data? It would be useful to check if the actual indexed data is wrong.
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Insert a row to pandas dataframe
... df.index + 1 # shifting index
df = df.sort_index() # sorting by index
And you get, as desired:
A B C
0 2 3 4
1 5 6 7
2 7 8 9
See in Pandas documentation Indexing: Setting with enlargement.
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