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What is the difference between std::array and std::vector? When do you use one over other? [duplicat
...ssic C array. That means its size is fixed at compile time and it will be allocated as a single chunk (e.g. taking space on the stack). The advantage it has is slightly better performance because there is no indirection between the object and the arrayed data.
std::vector is a small class contain...
Java enum - why use toString instead of name
...
It really depends on what you want to do with the returned value:
If you need to get the exact name used to declare the enum constant, you should use name() as toString may have been overriden
If you want to print the enum const...
List directory in Go
... of everything in the current directory (folders are included but not specially marked - you can check if an item is a folder by using the IsDir() method):
package main
import (
"fmt"
"io/ioutil"
"log"
)
func main() {
files, err := ioutil.ReadDir("./")
if err != nil {
...
NoClassDefFoundError: android.support.v7.internal.view.menu.MenuBuilder
....v7.** { *; }
-keep interface android.support.v7.** { *; }
with this:
# Allow obfuscation of android.support.v7.internal.view.menu.**
# to avoid problem on Samsung 4.2.2 devices with appcompat v21
# see https://code.google.com/p/android/issues/detail?id=78377
-keep class !android.support.v7.inter...
How to force use of overflow menu on devices with menu button
I'd like to have all of the menu items that don't fit into the ActionBar go into the overflow menu (the one that is reached from the Action Bar not the menu button) even on devices that do have a Menu button . This seems much more intuitive for users than throwing them into a separate menu list th...
Get URL query string parameters
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This is actually the best answer based on the question. The other answers only get the current URI whereas the question only specifies "from URL".
– Chris Harrison
Aug 29 '13 at 5:38
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How can I parse JSON with C#?
...ng how to parse JSON string values. Didn't want it to look complex with escaping double quotes. In real code we usually have JSON strings obtained from somewhere as variables or passed as parameters.
– Dmitry Pavlov
Jan 3 '16 at 20:26
...
Force “portrait” orientation mode
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Sure thing, @TusharPandey. If I recall correctly, the one place this caused us grief was was when our activity launched the default image capture intent on the Samsung Galaxy S3. Basically, we just wanted to take a picture and get the results. However, when ...
Google Authenticator available as a public service?
...unts.
The actual process is straightforward. The one time code is, essentially, a pseudo random number generator. A random number generator is a formula that once given a seed, or starting number, continues to create a stream of random numbers. Given a seed, while the numbers may be random to each ...
What is the { get; set; } syntax in C#?
I am learning ASP.NET MVC and I can read English documents, but I don't really understand what is happening in this code:
1...