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Return positions of a regex match() in Javascript?
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if (match) {
console.log("match found at " + match.index);
}
And for multiple matches:
var re = /bar/g,
str = "foobarfoobar";
while ((match = re.exec(str)) != null) {
console.log("match found at " + match.index);
}
...
Count character occurrences in a string in C++
...rns type iterator_traits<InputIt>::difference_type, which for most standard containers is std::ptrdiff_t, not std::size_t.
– Daniel Stevens
Apr 15 at 7:48
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How do you automatically set text box to Uppercase?
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It is also not a good idea to have the spaces between the attribute name and the value...
<input type="text" class="normal"
name="Name" size="20" maxlength="20"
style="text-transform:uppercase" />
<img src="../images/tickmark.gif" border="0" />
Please note this tran...
Getting number of days in a month
..., month);
Obviously it varies by year, as sometimes February has 28 days and sometimes 29. You could always pick a particular year (leap or not) if you want to "fix" it to one value or other.
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How do I save a String to a text file using Java?
...u would to any output stream:
out.println(text);
You'll need exception handling, as ever. Be sure to call out.close() when you've finished writing.
If you are using Java 7 or later, you can use the "try-with-resources statement" which will automatically close your PrintStream when you are done w...
jQuery: count number of rows in a table
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Use a selector that will select all the rows and take the length.
var rowCount = $('#myTable tr').length;
Note: this approach also counts all trs of every nested table!
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How to add include path in Qt Creator?
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If you are using qmake, the standard Qt build system, just add a line to the .pro file as documented in the qmake Variable Reference:
INCLUDEPATH += <your path>
If you are using your own build system, you create a project by selecting "Import of ...
Get UIScrollView to scroll to the top
...animated:YES];
or if you want to preserve the horizontal scroll position and just reset the vertical position:
[self.scrollView setContentOffset:CGPointMake(self.scrollView.contentOffset.x, 0)
animated:YES];
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Finding the path of the program that will execute from the command line in Windows
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Use the where command. The first result in the list is the one that will execute.
C:\> where notepad
C:\Windows\System32\notepad.exe
C:\Windows\notepad.exe
According to this blog post, where.exe is included with Windows Server 2003 and...
Programmatically fire button click event?
...ally fire a button click event? I have a button placed there in an UIView, and in a particular scenario i want to click the button via code, not manually as a user. Is it possible in iOS development? Please provide your suggestions and guide me how to do that.
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