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In c++ what does a tilde “~” before a function name signify?
...scription from ibm.com:
Destructors are usually used to deallocate memory and do other cleanup for a class object and its class members when the object is destroyed. A destructor is called for a class object when that object passes out of scope or is explicitly deleted.
See https://www.ibm.com/sup...
Mark parameters as NOT nullable in C#/.NET?
...pile time to make sure the literal null isn't being used anywhere for it and at run-time throw ArgumentNullException .
6...
'Operation is not valid due to the current state of the object' error during postback
...
I didn't apply paging on my gridview and it extends to more than 600 records (with checkbox, buttons, etc.) and the value of 2001 didn't work. You may increase the value, say 10000 and test.
<appSettings>
<add key="aspnet:MaxHttpCollectionKeys" value="...
How to disable an input type=text?
...nd that browsers are free to ignore the "disabled" or "readonly" attribute and this method shouldn't be relied on to reliably keep the data from being updated ... if the server-side code processing the form will still accept a value from that field and update it, anyone with enough savvy to create t...
passport.js passport.initialize() middleware not in use
I am using node with express + mongoose and trying to use passport.js with restful api.
I keep getting this exception after authentication success (I see the callback url on the browser):
...
Convert audio files to mp3 using ffmpeg
...
You could use this command:
ffmpeg -i input.wav -vn -ar 44100 -ac 2 -b:a 192k output.mp3
Explanation of the used arguments in this example:
-i - input file
-vn - Disable video, to make sure no video (including album cover image) is included if...
UINavigationController without navigation bar?
I have a universal app, and on the iPad version I'm using UISplitViewController to create an interface similar to the Mail app.
...
How does clipsToBounds work?
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If my superview is a box measuring 10 units on each side, and my subview is 20 units wide, with clipsToBounds set to YES, I'll only see the part of the subview that fits within the bounds of the superview. Otherwise, if clipsToBounds is set to NO, I'll see the entire subview, even ...
Setting Curl's Timeout in PHP
... curl request on an eXist database through php. The dataset is very large, and as a result, the database consistently takes a long amount of time to return an XML response. To fix that, we set up a curl request, with what is supposed to be a long timeout.
...
Iterate through the fields of a struct in Go
...n the field).
The closest you can achieve in go is GetValue() interface{} and this is exactly what reflect.Value.Interface()
offers.
The following code illustrates how to get the values of each exported field in a struct
using reflection (play):
import (
"fmt"
"reflect"
)
func main() {
...