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How do shift operators work in Java? [duplicate]
...00000000000000000000
System.out.println(Integer.toBinaryString(2 << 33));
Now, int is of 4 bytes,hence 32 bits. So when you do shift by 33, it's equivalent to shift by 1. Hence : 100
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How to save an image to localStorage and display it on the next page?
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edited Jun 3 '19 at 9:23
tony19
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Regular expression for letters, numbers and - _
... to show how you can use this pattern:
<?php
$arr = array(
'screen123.css',
'screen-new-file.css',
'screen_new.js',
'screen new file.css'
);
foreach ($arr as $s) {
if (preg_match('/^[\w.-]*$/', $s)) {
print "$s is a match\n";
} else {
print "$s is NO match!!!\n";
};
}
?&...
Get full path without filename from path that includes filename
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answered Sep 30 '10 at 0:05
Andrew BarberAndrew Barber
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Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
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13 Answers
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JavaScript: Upload file
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async function SavePhoto(inp)
{
let user = { name:'john', age:34 };
let formData = new FormData();
let photo = inp.files[0];
formData.append("photo", photo);
formData.append("user", JSON.stringify(user));
try {
let r = await fetc...
Entity Framework: How to disable lazy loading for specific query?
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Karthik GanesanKarthik Ganesan
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Sublime 3 - Set Key map for function Goto Definition
...yle shortcut Ctrl + MouseClick to open the function/method. Sublime Text 3 has already this function called goto_definition but it is bound to F12 .
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How to use Checkbox inside Select Option
...lution was tested in the following browsers: Internet Explorer 10, Firefox 34, Chrome 39. The browser needs to have JavaScript enabled.
More information:
CSS positioning
How to overlay one div over another div
http://www.w3schools.com/css/css_positioning.asp
CSS display property
http://www.w...
What is an AngularJS directive?
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answered Dec 16 '12 at 2:23
Mark RajcokMark Rajcok
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