大约有 46,000 项符合查询结果（耗时：0.0360秒） [XML]
Select something that has more/less than x character
...ngth(), mysql also uses Length.
Here is the Oracle documentation:
http://www.techonthenet.com/oracle/functions/length.php
And here is the mySQL Documentation of Length(string):
http://dev.mysql.com/doc/refman/5.1/en/string-functions.html#function_length
For PostgreSQL, you can use length(string...
Best/Most Comprehensive API for Stocks/Financial Data [closed]
...you can find documentation (official or not) if you search for it.
http://www.goldb.org/ystockquote.html
Edit
I found some unofficial documentation:
http://ilmusaham.wordpress.com/tag/stock-yahoo-data/
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SVG Positioning
...ements can also be grouped by nesting svg elements:
<svg xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink">
<svg x="10">
<rect x="10" y="10" height="100" width="100" style="stroke:#ff0000;fill: #0000ff"/>
</svg>
<svg x="200">
...
Recommendation for compressing JPG files with ImageMagick
...r 0.05 -quality 85% result.jpg
hope this be useful.
Source link: http://www.yuiblog.com/blog/2008/12/05/imageopt-4/
From @Fordi in the comments (don't forget to thumbs up his comment if you like):
If you dislike blurring, use -sampling-factor 4:2:0 instead. What this does is reduce the chroma ch...
serve current directory from command line
...:
~ $ cd tmp
~/tmp $ serve # ~/tmp served on port 3000
~/tmp $ cd ../www
~/www $ serve 5000 # ~/www served on port 5000
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...
How does deriving work in Haskell?
...egrate a new generic deriving mechanism as described in this paper: http://www.dreixel.net/research/pdf/gdmh.pdf
For more on this, see:
GHC wiki: http://hackage.haskell.org/trac/ghc/wiki/Commentary/Compiler/GenericDeriving
Haskell wiki: http://www.haskell.org/haskellwiki/Generics
Hackage: http://...
This type of CollectionView does not support changes to its SourceCollection from a thread different
...; _matchObsCollection.Add(match), null);
Take a look at this tuto
http://www.codeproject.com/Articles/31971/Understanding-SynchronizationContext-Part-I
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How to use RestSharp with async/await
... var client = new RestClient();
var request = new RestRequest("http://www.google.com");
var cancellationTokenSource = new CancellationTokenSource();
var restResponse =
await client.ExecuteTaskAsync(request, cancellationTokenSource.Token);
// Will output the HTML contents ...
How to wait for all goroutines to finish without using time.Sleep?
...var wg sync.WaitGroup
var urls = []string{
"http://www.golang.org/",
"http://www.google.com/",
"http://www.somestupidname.com/",
}
for _, url := range urls {
// Increment the WaitGroup counter.
wg...
Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
...
how about "%02d" % 9? see http://www.ruby-doc.org/core-2.0/String.html#method-i-25 and http://www.ruby-doc.org/core-2.0/Kernel.html#method-i-sprintf .
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