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is_file or file_exists in PHP
I need to check if a file is on HDD at a specified location ($path.$file_name).
5 Answers
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What is a servicebus and when do I need one?
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You can think of a service bus as the Ethernet of SOA.
First and foremost, it introduces a language of identifying things, like an IP address in Ethernet. This name isn't something inherently physical.
Next, you have something ...
What is the purpose of the '@' symbol in CSS?
...custom web font */
@font-face {
font-family: 'DejaVu Sans';
src: local('DejaVu Sans Regular'), url(/fonts/DejaVuSans.ttf);
}
@font-face rules define custom fonts for use in your designs that aren't always available on all computers, so a browser downloads a font from the server and sets t...
Why is JsonRequestBehavior needed?
...ific attack involving JSON requests to improve the liklihood that the implications of allowing HTTP GET exposure are considered in advance of allowing them to occur.
This is opposed to afterwards when it might be too late.
Note: If your action method does not return sensitive data, then it should...
How does numpy.histogram() work?
...he width of a single bar of the histogram along the X-axis. You could also call this the interval. (Wikipedia defines them more formally as "disjoint categories".)
The Numpy histogram function doesn't draw the histogram, but it computes the occurrences of input data that fall within each bin, which...
What does GitHub for Windows' “sync” do?
With GitHub for Windows, you can "publish" a branch, and then "sync" that branch to GitHub.
4 Answers
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How to use regex in String.contains() method in Java
...g.
Regex solution
Regex is more powerful than String.contains, since you can enforce word boundary on the keywords (among other things). This means you can search for the keywords as words, rather than just substrings.
Use String.matches with the following regex:
"(?s).*\\bstores\\b.*\\bstore\\b...
Open files in 'rt' and 'wt' modes
... Meaning
'r' open for reading (default)
'w' open for writing, truncating the file first
'x' open for exclusive creation, failing if the file already exists
'a' open for writing, appending to the end of the file if it exists
'b' binary mode
't' text mode (default)
'+' ope...
CSRF protection with CORS Origin header vs. CSRF token
... we trust the W3C spec to be implemented correctly in all modern browsers (can we?)
At the end of the day you have to "trust" the client browser to safely store user's data and protect the client-side of the session. If you don't trust the client browser, then you should stop using the web at all f...
Can you turn off Peek Definition in Visual Studio 2013 and up?
...s I Ctrl + Click on. But after Googling how to turn off Peek Definition, I can't find any details on if this is possible. What I would really like is for the Ctrl + Click functionality to go back to opening the definition in its own tab, like in previous versions of VS. Is this possible?
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