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How to hide output of subprocess in Python 2.7
... check_call() instead of call() if you don't check its returned code, open files in binary mode for stdin/stdout/stderr, usage of os.system() should be discouraged, &> doesn't work for sh on Ubuntu an explicit >/dev/null 2>&1 could be used.
– jfs
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IntelliJ does not show 'Class' when we right click and select 'New'
... context menu, Java based options are not shown. Currently get things like File, some HTML options, XML options.
7 Answers
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image processing to improve tesseract OCR accuracy
...100% quality.
Tesseract then was able to extract all the text into a .txt file
Gimp is your friend.
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Basic HTTP and Bearer Token Authentication
...for nginx and Laravel would be like this:
location /api {
try_files $uri $uri/ /index.php?$query_string;
}
location / {
try_files $uri $uri/ /index.php?$query_string;
auth_basic "Enter password";
auth_basic_user_file /path/to/.htpasswd;
}
Authoriz...
How to define servlet filter order of execution using annotations in WAR
... clear how about how to order filters via their declaration in the web.xml file, though.
Be safe. Use the web.xml file order filters that have interdependencies. Try to make your filters all order independent to minimize the need to use a web.xml file.
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How to set a Fragment tag by code?
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You can provide a tag inside your activity layout xml file.
Supply the android:tag attribute with a unique string.
Just as you would assign an id in a layout xml.
android:tag="unique_tag"
link to developer guide
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How to display request headers with command line curl
...://example.com
-s : Avoid showing progress bar
-D - : Dump headers to a file, but - sends it to stdout
-o /dev/null : Ignore response body
This is better than -I as it doesn't send a HEAD request, which can produce different results.
It's better than -v because you don't need so many hacks to ...
What is the best way to implement constants in Java? [closed]
...erent aspects of the application), this generally turns into the constants file being completely unreadable. Instead:
If you have access to Java 5+, use enums to define your specific constants for an application area. All parts of the application area should refer to enums, not constant values, ...
Nodejs - Redirect url
...mining a "wrong" url is specific to your application. It could be a simple file not found error or something else if you are doing a RESTful app. Once you've figured that out, sending a redirect is as simple as:
response.writeHead(302, {
'Location': 'your/404/path.html'
//add other headers here...
Using Jasmine to spy on a function without an object
I'm new to Jasmine and have just started using it. I have a library js file with lots of functions which are not associated with any object (i.e. are global). How do I go about spying on these functions?
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