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How do I hide the status bar in a Swift iOS app?
... I thought this solution worked fine, but then I noticed that it causes an error that I needed to debug with CG_CONTEXT_SHOW_BACKTRACE. Backtraced it to the adding of "View controller-based status bar appearance"
– Sean
Oct 20 '15 at 20:01
...
How to detect if CMD is running as Administrator/has elevated privileges?
...tion here: http://www.robvanderwoude.com/clevertricks.php
AT > NUL
IF %ERRORLEVEL% EQU 0 (
ECHO you are Administrator
) ELSE (
ECHO you are NOT Administrator. Exiting...
PING 127.0.0.1 > NUL 2>&1
EXIT /B 1
)
Assuming that doesn't work and since we're talking Win7 you ...
Passing an array to a query using a WHERE clause
... must be at least one value inside the parenthesis or MySQL will return an error; this equates to making sure that our input array has at least one value. To help prevent against SQL injection attacks, first generate a ? for each input item to create a parameterized query. Here I assume that the arr...
Signed to unsigned conversion in C - is it always safe?
...herwise, if the type of the operand with signed integer type can represent all of the values of the type of the operand with unsigned integer type, then the operand with unsigned integer type is converted to the type of the operand with signed integer type.
Otherwise, both operands are converted t...
Parallel foreach with asynchronous lambda
I would like to handle a collection in parallel, but I'm having trouble implementing it and I'm therefore hoping for some help.
...
Location of my.cnf file on macOS
...ine
[mysqld]
sql_mode = STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
You can sudo touch /{preferred-path}/my.cnf then edit the file to add sql mode by
sudo nano /{preferred-path}/my.cnf
Then restart mysql, voilaah you a...
Undo git update-index --skip-worktree
... are marked with S.
Edit: As @amacleod mentioned, making an alias to list all the hidden files is a nice trick to have so that you don't need to remember it. I use alias hidden="git ls-files -v | grep '^S'" in my .bash_profile. It works great!
...
In Perl, how can I read an entire file into a string?
...htly non-idiomatic. The idiom is:
open my $fh, '<', $filename or die "error opening $filename: $!";
my $data = do { local $/; <$fh> };
Mostly, there is no need to set $/ to undef.
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Submit form on pressing Enter with AngularJS
...ns both may fire simultaneously. This is likely to spawn $rootScope:inprog errors. Adding a comma between them creates a disjunctive, and ensures only only $digest cycle occurs. Couldn't apply the edit since it's only a single character.
– Ryan Miller
Jul 11 '1...
What is the difference between “ is None ” and “ ==None ”
...
If you use numpy,
if np.zeros(3)==None: pass
will give you error when numpy does elementwise comparison
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