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How to remove the arrows from input[type=“number”] in Opera [duplicate]
...wareness of the content being purely numeric”, then you need to consider what that would really mean. The arrows, or spinners, are part of making numeric input more comfortable in some cases. Another part is checking that the content is a valid number, and on browsers that support HTML5 input enha...
Utilizing multi core for tar+gzip/bzip compression/decompression
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You can also use the tar flag "--use-compress-program=" to tell tar what compression program to use.
For example use:
tar -c --use-compress-program=pigz -f tar.file dir_to_zip
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Effects of changing Django's SECRET_KEY
... django 1.5
SECRET_KEY is used in a lot of various places, I'll point out what is impacted by it first and then try to go over that list and give precise explanation of the impact.
The list of things using SECRET_KEY directly or indirectly:
JSON object signing
crypto functions for salted hmacs o...
How do you debug PHP scripts? [closed]
...no, $file, $line);
}
function exception_handler(Exception $e) {
// Do what ever!
echo '<pre>', print_r($e, true), '</pre>';
exit;
}
function shutdown_handler() {
try {
if (null !== $error = error_get_last()) {
throw new Customizable_Exception($error[...
Virtual member call in a constructor
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When an object written in C# is constructed, what happens is that the initializers run in order from the most derived class to the base class, and then constructors run in order from the base class to the most derived class (see Eric Lippert's blog for details as to why...
When to use AtomicReference in Java?
...he java.util.concurrent framework rather than bare Atomic* unless you know what you're doing.
Two excellent dead-tree references which will introduce you to this topic:
Herlihy's excellent Art of Multiprocessor Programming
Java Concurrency in Practice
Note that (I don't know if this has alwa...
How to pick an image from gallery (SD Card) for my app?
...er this, you've got the selected image stored in "yourSelectedImage" to do whatever you want with. This code works by getting the location of the image in the ContentResolver database, but that on its own isn't enough. Each image has about 18 columns of information, ranging from its filepath to 'dat...
Foreign key constraints: When to use ON UPDATE and ON DELETE
... includes changes to base tables that underlie updatable views instead of what you pasted i.e. They do not activate for changes in views
– Istiaque Ahmed
Dec 10 '17 at 7:36
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How do you test running time of VBA code?
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What is the Public Declare Function ... part ? It creates an error when adding your code at the bottom of mine
– Revolucion for Monica
Apr 27 '17 at 17:54
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C-like structures in Python
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@Lavande May I know what breaking changes happened between 3.6 and 3.7 that you have to backport one minor version back...?
– Purple Ice
Feb 17 '19 at 18:36
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