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What is the difference between return and return()?
...o these lines:
return 1;
var a = 1;
The reason return() throws a syntax error is for the exact reason the following line throws an error (return statement included for comparison):
return(); // SyntaxError: syntax error
var a = (); // SyntaxError: syntax error
...
AngularJS ng-style with a conditional expression
...
Syntax Error: Token '%3A' is%20an%20unexpected%20token at column 9 of the expression [ng-style%3A%...
– Bernardo Dal Corno
Sep 3 '18 at 2:11
...
What is “Linting”?
...g is the process of running a program that will analyse code for potential errors.
See lint on wikipedia:
lint was the name originally given to a particular program that flagged some suspicious and non-portable constructs (likely to be bugs) in C language source code. The term is now applied ge...
File Upload ASP.NET MVC 3.0
...
_SQLReader.Read();
}
catch (Exception e)
{
// log errors here
}
}
}
// this method will be called as part of the Stream ímplementation when we try to write to our VarbinaryStream class.
public override void Write(byte[] buffer, int index, int count)
{
try
{
i...
Fetch frame count with ffmpeg
... number. See Edit lists below.
ffprobe: Query the container
ffprobe -v error -select_streams v:0 -show_entries stream=nb_frames -of default=nokey=1:noprint_wrappers=1 input.mp4
This is a fast method.
Not all formats (such as Matroska) will report the number of frames resulting in the output o...
grant remote access of MySQL database from any IP address
... you try to connect to your mysql server from remote machine, and run into error like below, this article is for you.
ERROR 1130 (HY000): Host ‘1.2.3.4’ is not allowed to connect to this
MySQL server
Change mysql config
Start with editing mysql config file
vim /etc/mysql/my.cnf
Comme...
git command to move a folder inside another
...e move.
Note: "git mv A B/", when B does not exist as a directory, should error out, but it didn't.
See commit c57f628 by Matthieu Moy (moy) for Git 1.9/2.0 (Q1 2014):
Git used to trim the trailing slash, and make the command equivalent to 'git mv file no-such-dir', which created the file no-such-...
How do you add Boost libraries in CMakeLists.txt?
...
May this could helpful for some people. I had a naughty error:
undefined reference to symbol '_ZN5boost6system15system_categoryEv'
//usr/lib/x86_64-linux-gnu/libboost_system.so.1.58.0: error adding symbols: DSO missing from command line
There were some issue of cmakeList.txt and ...
How to work around the stricter Java 8 Javadoc when using Maven
...uld go through those many source files and aid the developer in fixing the errors ... rather than just turning off DocLint.
– peterh
Jan 15 '16 at 10:46
...
Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
...add my solution as it may helpful for others in the future..
A common key error is: Permission denied (publickey). You can fix this by using keys:add to notify Heroku of your new key.
In short follow these steps: https://devcenter.heroku.com/articles/keys
First you have to create a key if you don...