大约有 7,000 项符合查询结果（耗时：0.0258秒） [XML]
MySQL IF NOT NULL, then display 1, else display 0
I'm working with a little display complication here. I'm sure there's an IF/ELSE capability I'm just overlooking.
7 Answer...
How does akka compare to Erlang? [closed]
...ressive. It looks like it has most of the killer features of erlang - location transparency, supervision hierarchies, and more. Are there any features erlang has that akka doesn't?
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Set ImageView width and height programmatically?
...e the same problem, to set the height of the ImageView:
imageView.getLayoutParams().height = 20;
Important. If you're setting the height after the layout has already been 'laid out', make sure you also call:
imageView.requestLayout();
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How can I disable the UITableView selection?
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For me, the following worked fine:
tableView.allowsSelection = false
This means didSelectRowAt# simply won't work. That is to say, touching a row of the table, as such, will do absolutely nothing. (And hence, obviously, there will never be a selected-animation.)
(Note that if, o...
Convert XML String to Object
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Thanks for the detailed explanation. In my case, the XML is coming over a socket, and is a string. How would I de-serialize a string instead of an XML file?
– Steve
Jul 6 '10 at 15:13
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Use of undeclared identifier 'kUTTypeMovie'
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I am a novice at iOS development and xcode and spent some time trying to find out why just the import was not working. After figuring out the problem with a more experienced member of my team I found out that not only must you include
#impor...
How do I access the host machine itself from the iPhone simulator
...'m developing an app that connects to a web service for most of it's operations. As a shortcut, I'd like to run a copy of my development server on my machine. Question is:
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How to convert a PNG image to a SVG? [closed]
... # PNG to PNM
potrace file.pnm -s -o file.svg # PNM to SVG
Explain options
potrace -s => Output file is SVG
potrace -o file.svg => Write output to file.svg
Example
Input file = 2017.png
convert 2017.png 2017.pnm
Temporary file = 2017.pnm
potrace 2017.pnm -s -o 2017.svg
Output ...
Get Specific Columns Using “With()” Function in Laravel Eloquent
...rs.
Remember that the primary key (id in this case) needs to be the first param in the
$query->select() to actually retrieve the necessary results.*
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How to import an excel file in to a MySQL database
...it into some text format. The easiest will probably be a tab-delimited version, but CSV can work as well.
Use the load data capability. See http://dev.mysql.com/doc/refman/5.1/en/load-data.html
Look half way down the page, as it will gives a good example for tab separated data:
FIELDS TERMINATED BY...