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How to find encoding of a file via script on Linux?
...ere are no non-ascii chars in your utf-8 file, then it's indistinguishable from ascii :)
– vadipp
Mar 2 '17 at 10:36
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show 10 more comments...
Remove non-ascii character in string
and i need to remove all non-ascii character from string,
5 Answers
5
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FFmpeg: How to split video efficiently?
...f no output filename format is given, it will be computed\
automatically from input filename"
}
IN_FILE="$1"
OUT_FILE_FORMAT="$3"
typeset -i CHUNK_LEN
CHUNK_LEN="$2"
DURATION_HMS=$(ffmpeg -i "$IN_FILE" 2>&1 | grep Duration | cut -f 4 -d ' ')
DURATION_H=$(echo "$DURATION_HMS" | cut -d ...
How to make code wait while calling asynchronous calls like Ajax [duplicate]
...ill create a new copy of local storage waiting until old one will be freed from references from inside callback which will never happen.
– Vlad
Jun 21 '18 at 16:46
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How to change Hash values?
...ndefined behavior - this is valid in other languages also. Here's a reply from Matz (he replies to an example using an Array, but the answer is generic): j.mp/tPOh2U
– Marcus
Dec 6 '11 at 15:01
...
Why am I getting an Exception with the message “Invalid setup on a non-virtual (overridable in VB) m
...g mock object, MOQ actually creates an in-memory proxy type which inherits from your "XmlCupboardAccess" and overrides the behaviors that you have set up in the "SetUp" method. And as you know in C#, you can override something only if it is marked as virtual which isn't the case with Java. Java assu...
Disable cache for some images
...ng?dummy=8484744" />
Or
<img src="image.png?dummy=371662" />
From the point of view of the web-server the same file is accessed, but from the point of view of the browser no caching can be performed.
The random number generation can happen either on the server when serving the page (j...
How to hide command output in Bash
...ur/second/command
} &> /dev/null
Explanation
To eliminate output from commands, you have two options:
Close the output descriptor file, which keeps it from accepting any more input. That looks like this:
your_command "Is anybody listening?" >&-
Usually, output goes either to fi...
Auto-loading lib files in Rails 4
...a class:
In file lib/development_mail_interceptor.rb (Yes, I'm using code from a Railscast :))
module DevelopmentMailInterceptor
class DevelopmentMailInterceptor
def self.delivering_email(message)
message.subject = "intercepted for: #{message.to} #{message.subject}"
message.to = ...
PHP: How to check if image file exists?
...
From PHP: bool file_exists ( string $filename ) As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to Supported Protocols and Wrappers to determine which wrappers support stat() family of functional...