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Checking for the correct number of arguments
... a directory, output usage to stderr and exit with a failure status code.
More friendly error reporting:
#!/bin/sh
if [ "$#" -ne 1 ]; then
echo "Usage: $0 DIRECTORY" >&2
exit 1
fi
if ! [ -e "$1" ]; then
echo "$1 not found" >&2
exit 1
fi
if ! [ -d "$1" ]; then
echo "$1 not a...
How to urlencode a querystring in Python?
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Why does make think the target is up to date?
... the directory. If this directory exists, and has no dependencies that are more recent, then this target is not rebuild.
To force rebuild on these kind of not-file-related targets, you should make them phony as follows:
.PHONY: all test clean
Note that you can declare all of your phony targets t...
How to delete a specific line in a file?
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105
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static allocation in java - heap, stack and permanent generation
...t) and optimization information goes into the Permanent Generation area.
More or less, yes. I'm not sure what you mean by some of those things. I'm guessing that "internal objects used by JVM (like java/lang/Object)" means JVM-internal class descriptors.
3) All the static member variables ar...
How can I detect if the user is on localhost in PHP?
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How to set environment variable or system property in spring tests?
...tatic version (which worked), but this Annotation is even cleaner und much more preferable (for me, as it also works like a charm).
– BAERUS
May 8 '18 at 7:17
4
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Length of a JavaScript object
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How does cookie based authentication work?
... late, but I thought I could expand on Conor's answer and add a little bit more to the discussion.
Can someone give me a step by step description of how cookie based authentication works? I've never done anything involving either authentication or cookies. What does the browser need to do? What ...
How do I link to Google Maps with a particular longitude and latitude?
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