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Creating C macro with ## and __LINE__ (token concatenation with positioning macro)
...creates a function with a name based
on the line number.
I thought I could do something like (the real function would have statements within the braces):
...
Spring Expression Language (SpEL) with @Value: dollar vs. hash ($ vs. #)
...le confused concerning when to use ${...} compared to #{...} . Spring's documentation only uses #{...} , but there are plenty of examples that use ${...} . Furthermore, when I started with SpEL I was told to use ${...} and it works fine.
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Set mouse focus and move cursor to end of input using jQuery
...is is the only solution I've been able to find that works cross-browser. Kudos to you!
– Meshaal
May 9 '12 at 1:16
2
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How to remove a column from an existing table?
...
Your example is simple and doesn’t require any additional table changes but generally speaking this is not so trivial.
If this column is referenced by other tables then you need to figure out what to do with other tables/columns. One option is to re...
Creating a jQuery object from a big HTML-string
...8, we can use $.parseHTML, which will parse the HTML string to an array of DOM nodes. eg:
var dom_nodes = $($.parseHTML('<div><input type="text" value="val" /></div>'));
alert( dom_nodes.find('input').val() );
DEMO
var string = '<div><input type="text" value="val" />...
What is the best way to count “find” results?
...g when there are more than 10000 results. Is there no faster/better way to do this?
4 Answers
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How to execute a java .class from the command line
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You need to specify the classpath. This should do it:
java -cp . Echo "hello"
This tells java to use . (the current directory) as its classpath, i.e. the place where it looks for classes. Note than when you use packages, the classpath has to contain the root directory,...
How to get the filename without the extension from a path in Python?
...ath.splitext("/path/to/some/file.txt")[0])
Prints:
/path/to/some/file
Documentation for os.path.splitext.
Important Note: If the filename has multiple dots, only the extension after the last one is removed. For example:
import os
print(os.path.splitext("/path/to/some/file.txt.zip.asc")[0])
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Converting an integer to a string in PHP
... string.
From a maintenance perspective its obvious what you are trying to do rather than some of the other more esoteric answers. Of course, it depends on your context.
$var = 5;
// Inline variable parsing
echo "I'd like {$var} waffles"; // = I'd like 5 waffles
// String concatenation
echo "I'd...
How to set background color of a View
...d resource, including any borders, corners, padding, etc.
What you want to do is change the color of the existing background resource...
View v;
v.getBackground().setColorFilter(Color.parseColor("#00ff00"), PorterDuff.Mode.DARKEN);
Experiment with PorterDuff.Mode.* for different effects.
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