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Best way to allow plugins for a PHP application
...try point for plugins */
function hook() {
global $listeners;
$num_args = func_num_args();
$args = func_get_args();
if($num_args < 2)
trigger_error("Insufficient arguments", E_USER_ERROR);
// Hook name should always be first argument
$hook_name = array_shift($ar...
How can I get a precise time, for example in milliseconds in Objective-C?
...modifier to conversion since receiver is earlier than now
double timePassed_ms = [date timeIntervalSinceNow] * -1000.0;
Documentation on timeIntervalSinceNow.
There are many other ways to calculate this interval using NSDate, and I would recommend looking at the class documentation for NSDate whi...
Weak and strong property setter attributes in Objective-C
...n release autorelease etc... Instead you use strong weak for properties or __strong
__weak
for variables (defaults to __strong). Strong is the equivalent to retain, however ARC will manage the release for you.
The only time you would want to use weak, is if you wanted to avoid retain cycles (e.g...
No module named _sqlite3
...
My _sqlite3.so is in /usr/lib/python2.5/lib-dynload/_sqlite3.so. Judging from your paths, you should have the file /usr/local/lib/python2.5/lib-dynload/_sqlite3.so.
Try the following:
find /usr/local -name _sqlite3.so
If th...
How to convert ActiveRecord results into an array of hashes
...
as_json
You should use as_json method which converts ActiveRecord objects to Ruby Hashes despite its name
tasks_records = TaskStoreStatus.all
tasks_records = tasks_records.as_json
# You can now add new records and return the...
What is the difference between C# and .NET?
...ment 0x00000200
.stackreserve 0x00100000
.subsystem 0x0003 // WINDOWS_CUI
.corflags 0x00000001 // ILONLY
// Image base: 0x05DB0000
// =============== CLASS MEMBERS DECLARATION ===================
.class public auto ansi beforefieldinit Example.Class1
extends [mscorlib]System.Objec...
Selecting multiple columns in a pandas dataframe
...ou can just return a view of only those columns by passing a list into the __getitem__ syntax (the []'s).
df1 = df[['a', 'b']]
Alternatively, if it matters to index them numerically and not by their name (say your code should automatically do this without knowing the names of the first two columns)...
Subprocess changing directory
...
@The_Diver That's why cd must be implemented as internal shell command. There's no other way to do it. Internal shell commands are executed within the same process as the shell. What I meant by subshell is the shell executed for ...
Correct way to use _viewstart.cshtml and partial Razor views?
I'm using _viewstart.cshtml to automagically assign the same Razor Layout to my views.
1 Answer
...
C++ multiline string literal
...lls and script languages like Python and Perl and Ruby.
const char * vogon_poem = R"V0G0N(
O freddled gruntbuggly thy micturations are to me
As plured gabbleblochits on a lurgid bee.
Groop, I implore thee my foonting turlingdromes.
And hoopt...