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How do I strip non alphanumeric characters from a string and keep spaces?
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The empty space didn't work for me, so '\s' may also be an option: @search_query.gsub(/[^0-9a-z\\s]/i, '')
– David Douglas
Dec 6 '13 at 12:09
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Tool to generate JSON schema from JSON data [closed]
...asy and handy place to start. But note reported issues with jsonschema.net identified elsewhere on this page, and the reasons discussed for wanting an offline, or at least API-accessible, tool to include in development workflows, allow updating of schemas with later example etc. See also the nice li...
Saving and Reading Bitmaps/Images from Internal memory in Android
...ave it.
To Read the file from internal memory. Use below code
private void loadImageFromStorage(String path)
{
try {
File f=new File(path, "profile.jpg");
Bitmap b = BitmapFactory.decodeStream(new FileInputStream(f));
ImageView img=(ImageView)findViewById(R.id.img...
Difference between . and : in Lua
...kind of call will be used internally to make sure object and any possible side-effects of calculations/access are calculated only once. Calling object:method(arg1, arg2) is otherwise same as object.method(object, arg1, arg2).
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Create module variables in Ruby
...rd Hey my mistake. Why the need for two '@@' class variables? Isn't it considered a code smell, especially if the class is extended to use class variables? I was testing this and I realized I could get the same result from a single @ instance variable. Is there a specific reason for using class vari...
Permanently adding a file path to sys.path in Python
... example_file.py , which I wanted to use from various other files, so I decided to add example_file.py to sys.path and import this file in another file to use the file. To do so, I ran the following in IPython.
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Is it possible to use jQuery .on and hover?
... //stuff to do on mouse leave
}
});
According to the answers provided below you can use hover with .on(), but:
Although strongly discouraged for new code, you may see the
pseudo-event-name "hover" used as a shorthand for the string
"mouseenter mouseleave". It attaches a single even...
How can I get form data with JavaScript/jQuery?
...eturns a string:
"foo=1&bar=xxx&this=hi"
Take a look at this jsfiddle demo
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int value under 10 convert to string two digit number
...clear the text on particular Label Controls on my form by name:
private void EmptyLabelArray()
{
var fmt = "Label_Row{0:00}_Col{0:00}";
for (var rowIndex = 0; rowIndex < 100; rowIndex++)
{
for (var colIndex = 0; colIndex < 100; colIndex++)
{
var lblName...
Is the safe-bool idiom obsolete in C++11?
This answer of @R. Martinho Fernandes shows, that the safe-bool idiom is apperently deprecated in C++11, as it can be replaced by a simple
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