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window.location.href and window.open () methods in JavaScript

What is the difference between window.location.href and window.open () methods in JavaScript? Question&Answers:os...

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xcode - #ifdef replacement in the Swift language

In C/C++/Objective C you can define a macro using compiler preprocessors. Moreover, you can include/exclude ... #endif Is there a similar solution in Swift? Question&Answers:os...

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javascript - Regex to replace multiple spaces with a single space

Given a string like: "The dog has a long tail, and it is RED!" What kind of jQuery or JavaScript magic can be used ... The dog has a long tail, and it is RED!" Question&Answers:os...

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regex - Split string on whitespace in Python

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mysql - How do I see all foreign keys to a table or column?

In MySQL, how do I get a list of all foreign key constraints pointing to a particular table? a particular ... thing as this Oracle question, but for MySQL. Question&Answers:os...

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Reading Xml with XmlReader in C#

I'm trying to read the following Xml document as fast as I can and let additional classes manage the reading ... read each of those proeprties. Sounds easy! Question&Answers:os...

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multithreading - When should the volatile keyword be used in C#?

Can anyone provide a good explanation of the volatile keyword in C#? Which problems does it solve and which it doesn' ... will it save me the use of locking? Question&Answers:os...

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language agnostic - Expression Versus Statement

I'm asking with regards to c#, but I assume its the same in most other languages. Does anyone have ... expressions and statements and what the differences are? Question&Answers:os...

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node.js - Express.js: how to get remote client address

I don't completely understand how I should get a remote user IP address. Let's say I have a simple request ... is there a better way? And what about proxies? Question&Answers:os...

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Show/Hide the console window of a C# console application

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datetime - Python strptime() and timezones?

I have a CSV dumpfile from a Blackberry IPD backup, created using IPDDump. The date/time strings in here look ... get strptime() to play nicely with timezones? Question&Answers:os...

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insert - LAST_INSERT_ID() MySQL

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file - Android 11 Scoped storage permissions

I'm trying to better understand what I will be able to do once the Android 11 version will be ... anyone who better understood the Android Documentation??? Question&Answers:os...

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continue processing php after sending http response

My script is called by server. From server I'll receive ID_OF_MESSAGE and TEXT_OF_MESSAGE. In my script I'll ... continue executing php script? Thank you a lot Question&Answers:os...

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css - Ignore whitespace in HTML

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Java, Classpath, Classloading => Multiple Versions of the same jar/project

I know this may be a silly question for experienced coders. But I have a library (an http client) that ... unit/package" by the Classloader, or somehow linked? Question&Answers:os...

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PHP: How to use array_filter() to filter array keys?

The callback function in array_filter() only passes in the array's values, not the keys. If I have: $my_array = array ... output: $my_array = array("foo" => 1); Question&Answers:os...

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ios - Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:

So I was making an rss reader for my school and finished the code. I ran the test and it gave me ... NSStringFromClass([AppDelegate class])); } } please help! Question&Answers:os...

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html - Is there a float input type in HTML5?

According to html5.org, the "number" input type's "value attribute, if specified and not empty, must have a value ... input type="number" id="totalAmt"></input> Question&Answers:os...

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Why should Java 8's Optional not be used in arguments

I've read on many Web sites Optional should be used as a return type only, and not used in method arguments. ... reasons not to use it in this scenario). Question&Answers:os...

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python - Why do I get a SyntaxError for a Unicode escape in my file path?

The folder I want to get to is called python and is on my desktop. I get the following error when I ... decode bytes in position 2-3: truncated UXXXXXXXX escape Question&Answers:os...

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javascript - Are eval() and new Function() the same thing?

Are these two functions doing the same thing behind the scenes? (in single statement functions) var evaluate = function(string) ... console.log(func('2 + 1')); Question&Answers:os...

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sql server - Does T-SQL have an aggregate function to concatenate strings?

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python - Find the column name which has the maximum value for each row

I have a DataFrame like this one: In [7]: frame.head() Out[7]: Communications and Search Business General ... 0.358974 0.076923 0.410256 0.153846 Business Question&Answers:os...

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python - How to use a dot "." to access members of dictionary?

How do I make Python dictionary members accessible via a dot "."? For example, instead of writing mydict['val'], I'd like to ... = { 'mydict2': { 'val': ... } } Question&Answers:os...

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android - How to change spinner text size and text color?

In my Android application, I am using spinner, and I have loaded data from the SQLite database into the spinner, ... text color and text size of my spinner? Question&Answers:os...

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How do I get the file extension of a file in Java?

Just to be clear, I'm not looking for the MIME type. Let's say I have the following input: /path/to/file/ ... Java? I would like to avoid writing my own parser. Question&Answers:os...

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Iterate over object in Angular

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