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Filter element based on .data() key/value
...the document: $("*").filter(function() { return $(this).data("DATA IDENTIFIER HERE") == DATA VALUE HERE; });
– Tschallacka
Jun 20 '13 at 13:37
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Multiline for WPF TextBox
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hey @itowlson if I creating multiline textbox with your method its work better but if I want to set textbox text counter label1.Content = textBox1.Text.Length; with this line its work but when I press enter in the textbox counter will incr...
Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?
...a map will be constructed, and once it is initialized, it will never be modified again. It will however, be accessed (via get(key) only) from multiple threads. Is it safe to use a java.util.HashMap in this way?
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How to check whether a Storage item is set?
How can I check if an item is set in localStorage ? Currently I am using
13 Answers
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Replace all non-alphanumeric characters in a string
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If you handle unicode a lot, you may also need to keep all non-ASCII unicode symbols: re.sub("[\x00-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F]+", " ", ":%# unicode ΣΘΙП@./\n")
– zhazha
Jul 13 ...
Appropriate hashbang for Node.js scripts
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If your script is intended for use by Node developers, you should absolutely just use
#!/usr/bin/env node
and not bother trying for compatibility with people who only have Node installed as nodejs.
Rationale:
It's what ...
What is the most accurate way to retrieve a user's correct IP address in PHP?
...VER variables headers available for IP address retrieval. I was wondering if there is a general consensus as to how to most accurately retrieve a user's real IP address (well knowing no method is perfect) using said variables?
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How to use jQuery to select a dropdown option?
I was wondering if it’s possible to get jQuery to select an <option> , say the 4th item, in a dropdown box?
13 Ans...
Should I use encoding declaration in Python 3?
...ou only need to use that declaration when you deviate from the default, or if you rely on other tools (like your IDE or text editor) to make use of that information.
In other words, as far as Python is concerned, only when you want to use an encoding that differs do you have to use that declaration...
Java: Difference between the setPreferredSize() and setSize() methods in components
What is the main difference between setSize() and setPreferredSize() . Sometimes I used setSize() , sometimes setPreferredSize() , sometimes one does what I want, sometimes the other.
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