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Split string with dot as delimiter
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Usually its NOT a good idea to unmask it by hand. There is a method in the Pattern class for this task:
java.util.regex
static String quote(String s)
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Lambda expression vs method reference [closed]
...the answer you're looking for? Browse other questions tagged java intellij-idea java-8 or ask your own question.
Check if inputs are empty using jQuery
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Everybody has the right idea, but I like to be a little more explicit and trim the values.
$('#apply-form input').blur(function() {
if(!$.trim(this.value).length) { // zero-length string AFTER a trim
$(this).parents('p').addClass('...
Get current date in milliseconds
Can any one give me an idea how to get the current date in milliseconds?
12 Answers
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Setting background-image using jQuery CSS property
...e-banner .bg').css('background-image', 'url(' + bg_img + ')'); }); Any idea why?
– Gaston Coroleu
Oct 1 '18 at 14:05
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System.Net.Http: missing from namespace? (using .net 4.5)
TL; DR: I'm new to this language and have no idea what I'm doing
16 Answers
16
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SHA-1 fingerprint of keystore certificate
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My 'gradle projects' window is empty... any ideas why that might be?
– LairdPleng
Nov 5 '15 at 11:02
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delete word after or around cursor in VIM
... 2w to move forward 2 words, so d2w deletes two words.
Insert Mode ^w
The idea of using hjkl for movement in Vim is that it's more productive to keep your hands on the home row. At the end of a word ^w works great to quickly delete the word. If you've gone into insert mode, entered some text and us...
How can I get the iOS 7 default blue color programmatically?
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Yes, definitely not a good idea to hard-code any value that could potentially change. Especially when there is an API to query the actual value.
– Nicolas Miari
Oct 2 '15 at 2:49
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Android: AutoCompleteTextView show suggestions when no text entered
...s only one InstantAutoComplete object. It didn't work with two though - no idea why. But when I put showDropDown() (just like CommonsWare advised) into onFocusChanged() like this:
@Override
protected void onFocusChanged(boolean focused, int direction,
Rect previouslyFocusedRect) {
super...