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Objective-C: Reading a file line by line
...:-)
Edit: Turns out this request already exists. There's a Radar dating from 2006 for this (rdar://4742914 for Apple-internal people).
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Convert absolute path into relative path given a current directory using Bash
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Using realpath from GNU coreutils 8.23 is the simplest, I think:
$ realpath --relative-to="$file1" "$file2"
For example:
$ realpath --relative-to=/usr/bin/nmap /tmp/testing
../../../tmp/testing
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Why not use tables for layout in HTML? [closed]
...her and try to show the errors in them.
It's good to separate content from layout
But this is a fallacious argument; Cliché Thinking.
It's not fallacious at all because HTML was designed intentionally. Misuse of an element might not be completely out of question (after all, new idioms have...
What does the Q_OBJECT macro do? Why do all Qt objects need this macro?
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From the Qt documentation:
The Meta-Object Compiler, moc, is the
program that handles Qt's C++
extensions.
The moc tool reads a C++ header file.
If it finds one or more class
declarations that contain the Q_O...
How can I detect if a browser is blocking a popup?
...r user input, or something important), but the popup blocker prevents this from happening.
8 Answers
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Storing Images in PostgreSQL
... BLOB: "The SQL standard defines (...) BLOB. The input format is different from bytea, but the provided functions and operators are mostly the same",Manual.
EDIT 2014: I have not changed the original text above today (my answer was Apr 22 '12, now with 14 votes), I am opening the answer for your c...
Programmatically Determine a Duration of a Locked Workstation?
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I hadn't found this before, but from any application you can hookup a SessionSwitchEventHandler. Obviously your application will need to be running, but so long as it is:
Microsoft.Win32.SystemEvents.SessionSwitch += new Microsoft.Win32.SessionSwitchEventH...
Abstraction VS Information Hiding VS Encapsulation
...e Client code's perspective while Encapsulation is best understood through from the Service Code ( i.e. the Encapsulated Class itself ) perspective?
– user1338998
Sep 28 '15 at 13:51
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Jenkins / Hudson environment variables
I am running Jenkins from user jenkins thats has $PATH set to something and when I go into Jenkins web interface, in the System Properties window ( http://$host/systemInfo ) I see a different $PATH .
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Spring mvc @PathVariable
...l be populated by value 123 by spring
Also note that PathVariable differs from requestParam as pathVariable is part of URL.
The same url using request param would look like www.mydomain.com/order?orderId=123
API DOC
Spring Official Reference
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