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Determining Whether a Directory is Writeable
... cause weirdness in SUID/SGID environments. (‘but the script runs setuid root, why can't it write to the file?’)
– Alexios
May 13 '16 at 8:37
6
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What is __pycache__?
...all of these folders in your project by running following command from the root folder of your project.
find . -name '__pycache__' -exec chflags hidden {} \;
Replace __pycache__ with *.pyc for Python 2.
This sets a flag on all those directories (.pyc files) telling Finder/Textmate 2 to exclude ...
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
... digging in some PHP bug reports regarding the subject, I learned that the root of the problem is in web server used, that it incorrectly returned HTTP Host header when SERVER_NAME was requested. So I dug into Apache HTTPD bug reports using various keywords regarding the subject and I finally found ...
Hidden features of HTML
...ive URL paths. So the reference #top would be resolved to “top” in the root index document and to “top” in the same document.
– Gumbo
Jun 6 '09 at 17:25
17
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Java: What is the difference between and ?
...zer) is marked as native... grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/…
– Cade Daniel
Apr 24 '18 at 20:52
...
What is the difference between Xamarin.Form's LayoutOptions, especially Fill and Expand?
...d is only used for children of StackLayout. So, if your StackLayout is the root, or not in another StackLayout, Expand has no affect. Instead, any option other than Fill would act as a "wrap content" for sizing, which is what you see.
– therealjohn
Dec 6 '16 at...
Simple and fast method to compare images for similarity
...de for L2 distance
// Compare two images by getting the L2 error (square-root of sum of squared error).
double getSimilarity( const Mat A, const Mat B ) {
if ( A.rows > 0 && A.rows == B.rows && A.cols > 0 && A.cols == B.cols ) {
// Calculate the L2 relative error ...
Can't su to user jenkins after installing Jenkins
...
as root, enter su - jenkins
Also, check in /etc/passwd that user jenkins is allowed to logon: there should be something like /bin/bash or /bin/sh, certainly not /bin/false at the end of the line.
Hint: You don't use su and sud...
what is the function of webpages:Enabled in MVC 3 web.config
...dless of where they reside in the application. In the views folder, in the root, in a different folder... doesn't matter you get the same error. The type of page you have requested is not served because it has been explicitly forbidden
– Nick Albrecht
Jan 31 '1...
What does $1 [QSA,L] mean in my .htaccess file?
...the request is done that matches ^(.+)$ (matches any URL except the server root), it will be rewritten as index.php?url=$1 which means a request for ollewill be rewritten as index.php?url=olle).
QSA means that if there's a query string passed with the original URL, it will be appended to the rewrit...