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Is std::vector copying the objects with a push_back?
After a lot of investigations with valgrind, I've made the conclusion that std::vector makes a copy of an object you want to push_back.
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simple HTTP server in Java using only Java SE API
...TTP server (supporting only GET/POST) in Java using just the Java SE API, without writing code to manually parse HTTP requests and manually format HTTP responses? The Java SE API nicely encapsulates the HTTP client functionality in HttpURLConnection, but is there an analog for HTTP server functional...
Checking to see if a DateTime variable has had a value assigned
Is there an easy way within C# to check to see if a DateTime instance has been assigned a value or not?
9 Answers
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the source file is different from when the module was built
... full rebuild seemed to correct this, but every time I made a code change, it would go out-of-date again.
The reason I found for this was:
I had checked "Only build startup projects and dependencies on Run" (Tools -> Options -> Projects and Solutions -> Build and Run)
In Configuration Ma...
Disable mouse scroll wheel zoom on embedded Google Maps
I am working on a WordPress site where the authors usually embed Google Maps using iFrames in most posts.
30 Answers
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Why is the order in dictionaries and sets arbitrary?
...t understand how looping over a dictionary or set in python is done by 'arbitrary' order.
6 Answers
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How to set a value to a file input in HTML?
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You cannot, due to security reasons.
Imagine:
<form name="foo" method="post" enctype="multipart/form-data">
<input type="file" value="c:/passwords.txt">
</form>
<script>document.foo.submit();</script>
You don't ...
How to update gradle in android studio?
...n)
File→Project Structure→Project
The following table shows compatibility between Android plugin for Gradle and Gradle:
Latest stable versions you can use with Android Studio 4.0.1 (July 2020):
Android Plugin version: 4.0.1
Gradle version: 6.1.1
Official links
Version Compatibility
Migrate ...
Java, How do I get current index/key in “for each” loop [duplicate]
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You can't, you either need to keep the index separately:
int index = 0;
for(Element song : question) {
System.out.println("Current index is: " + (index++));
}
or use a normal for loop:
for(int i = 0; i < question.length; i++) {
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Split string with delimiters in C
How do I write a function to split and return an array for a string with delimiters in the C programming language?
20 Answe...