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Multiple INSERT statements vs. single INSERT with multiple VALUES
... the names in the stack trace it appears to spend a lot of time comparing strings.
This KB article indicates that DeriveNormalizedGroupProperties is associated with what used to be called the normalization stage of query processing
This stage is now called binding or algebrizing and it takes the...
Detect 7 inch and 10 inch tablet programmatically
...t need to create a seperate layout, I believe you can just have a seperate strings.xml based on size, by having different values folders, like values-sw600dp, etc. Have a string defined <string name = 'screensize'>600dp</string> in the sw600dp folder, etc. It doesn't even have to be a s...
Returning from a finally block in Java
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A simple Groovy Test:
public class Instance {
List<String> runningThreads = new ArrayList<String>()
void test(boolean returnInFinally) {
println "\ntest(returnInFinally: $returnInFinally)"
println "---------------------------------------------------------...
How to pass the value of a variable to the stdin of a command?
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Herestrings <<< are not guaranteed to be available, they are not in POSIX base, as far as I know. They will work as expected, as long as your only running them in bash. I only mention it, because they OP said 'shell' n...
How to call a JavaScript function from PHP?
...eb server in general), an HTML page is nothing more complicated than a big string.
All the fancy work you can do with language like PHP - reading from databases and web services and all that - the ultimate end goal is the exact same basic principle: generate a string of HTML*.
Your big HTML string...
What's the difference between Perl's backticks, system, and exec?
... the output of the command. In scalar context, it returns them as a single string joined with newlines.
– felwithe
Jul 21 at 16:19
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Get a filtered list of files in a directory
...ead for very large data sets, but for listing a directory and other simple string filtering tasks, list comprehensions lead to more clean documentable code.
The only thing about this design is that it doesn't protect you against making the mistake of passing a string instead of a list. For example...
Resize image in PHP
... imagecreatefromgd, imagecreatefromgif, imagecreatefrompng, imagecreatefromstring, imagecreatefromwbmp, imagecreatefromxbm, imagecreatefromxpm to deal with different image types.
– Chris Hanson
Feb 1 '13 at 15:50
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Why does C# forbid generic attribute types?
... like [PropertyReference(x => x.SomeProperty)]. Instead, you need magic strings and typeof(), which I think kind of sucks.
– Asbjørn Ulsberg
Jun 25 '11 at 12:38
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What is the best regular expression to check if a string is a valid URL?
How can I check if a given string is a valid URL address?
55 Answers
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