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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
In C, the compiler will lay out members of a struct in the order in which they're declared, with possible padding bytes inserted between members, or after the last member, to ensure that each member is aligned properly.
...
Sending event when AngularJS finished loading
... run when your element is ready/loaded. Based on Josh's description of the order in which compile and link functions are executed,
if you have this markup:
<div directive1>
<div directive2>
<!-- ... -->
</div>
</div>
Then AngularJS will create the dir...
clang: how to list supported target architectures?
...t;vendor>-<sys>-<abi>, where:
arch = x86, arm, thumb, mips, etc.
sub = for ex. on ARM: v5, v6m, v7a, v7m, etc.
vendor = pc, apple, nvidia, ibm, etc.
sys = none, linux, win32, darwin, cuda, etc.
abi = eabi, gnu, android, macho, elf, etc.
and you can even fine tune specify a target cp...
What is the meaning of addToBackStack with null parameter?
...le
transaction and the Back button will reverse them all together.
The order in which you add changes to a FragmentTransaction doesn't matter, except:
You must call commit() last. If you're adding multiple fragments to the same container, then the order in which you add them determines the orde...
Running a cron every 30 seconds
...ice.
Here is a simple example that logs "Hello World" every 10 seconds:
/etc/systemd/system/helloworld.service:
[Unit]
Description=Say Hello
[Service]
ExecStart=/usr/bin/logger -i Hello World
/etc/systemd/system/helloworld.timer:
[Unit]
Description=Say Hello every 10 seconds
[Timer]
OnBootSec=...
What is Weak Head Normal Form?
...
@Zorobay: In order to print the result, GHCi ends up evaluating the expression completely to NF, not just to WHNF. One way to tell the difference between the two variants is to enable memory stats with :set +s. You can then see that foldl...
What is “lifting” in Haskell?
...Suppose you find that a lot of uses of Foo take numeric types (Int, Double etc) and you keep having to write code that unwraps these numbers, adds or multiplies them, and then wraps them back up. You can short-circuit this by writing the unwrap-and-wrap code once. This function is traditionally ca...
What is a NullPointerException, and how do I fix it?
...thod isn't called at all. If the method was called, make sure to check the order that these methods are called, and the set method isn't called after the print method.
This is enough to give us a solution: add a call to printer.setName() before calling printer.print().
Other fixes
The variable ca...
How to move columns in a MySQL table?
...
Have in mind that changed order will not be reflected in database SQL dumps.
– skalee
Jun 16 '15 at 4:07
3
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What's in an Eclipse .classpath/.project file?
... in the workspace does it refer to? What are the builders that are used in order to build the project? (remember, the concept of "build" doesn't pertain specifically to Java projects, but also to other types of projects)
The .classpath file is maintained by Eclipse's JDT feature (feature = set of p...