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Get absolute path of initially run script
...script str_replace( basename(__FILE__) , '',str_replace($_SERVER["DOCUMENT_ROOT"],'',str_replace('\\','/',__FILE__ ) ) ) === /folder1/folder2/
– Salem
Jul 3 '16 at 3:36
2
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Getting the minimum of two values in SQL
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For MySQL or PostgreSQL 9.3+, a better way is to use the LEAST and GREATEST functions.
SELECT GREATEST(A.date0, B.date0) AS date0,
LEAST(A.date1, B.date1, B.date2) AS date1
FROM A, B
WHERE B.x = A.x
With:
GREATEST(v...
Generating Guids in Ruby
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To create a proper, mysql, varchar 32 GUID
SecureRandom.uuid.gsub('-','').upcase
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Express-js can't GET my static files, why?
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Simply write
app.use(express.static('public/images'));
i.e remove the root directory name in the path. And then you can use the static path effectively in other js files, For example:
<img src="/images/misc/background.jpg">
Hope this helps :)
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How to programmatically take a screenshot on Android?
...eate bitmap screen capture
View v1 = getWindow().getDecorView().getRootView();
v1.setDrawingCacheEnabled(true);
Bitmap bitmap = Bitmap.createBitmap(v1.getDrawingCache());
v1.setDrawingCacheEnabled(false);
File imageFile = new File(mPath);
FileOutputS...
How do you add Boost libraries in CMakeLists.txt?
...s:
When searching, FindBoost checks the environment variable $ENV{BOOST_ROOT}. You can set this variable before calling find_package if necessary.
When you have multiple build-versions of boost (multi-threaded, static, shared, etc.) you can specify you desired configuration before calling find_pa...
php $_POST array empty upon form submission
...e a custom CMS i've built that works perfectly on my dev box (Ubuntu/PHP5+/MySQL5+).
27 Answers
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Android Studio inline compiler showing red errors, but compilation with gradle works fine
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<library name="wire-runtime-1.2.0">
<CLASSES>
<root url="jar://$PROJECT_DIR$/MY_MODULE/libs/wire-runtime-1.2.0.jar!/" />
</CLASSES>
<JAVADOC />
<SOURCES />
After deleting and re-adding the library it changed the root url to:
<r...
MySQL DISTINCT on a GROUP_CONCAT()
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f3083499%2fmysql-distinct-on-a-group-concat%23new-answer', 'question_page');
}
);
Post as a guest
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How to change the docker image installation directory?
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With recent versions of Docker, you would set the value of the data-root parameter to your custom path, in /etc/docker/daemon.json
(according to https://docs.docker.com/engine/reference/commandline/dockerd/#daemon-configuration-file).
With older versions, you can change Docker's storage base...