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Python in Xcode 4+?
...ms to be missing some steps, starting right after step 1, for Xcode 7.0.1 (7A1001)... Can you clarify? Specifically, I'm not able to find the dialog shown in Step 2, and shift-command-g is the "Find Previous" command...
– TraxusIV
Oct 1 '15 at 16:25
...
brew install mysql on macOS
... |
edited Jan 23 at 11:02
Trilarion
8,77699 gold badges5050 silver badges8888 bronze badges
answer...
How do I return to an older version of our code in Subversion?
...nd the right revision number.
Note down the good revision number (assuming 123 for examples below).
Update to the latest revision:
svn update
Undo all the changes between the revision you want and the latest version:
svn merge -r HEAD:123 .
svn commit "Reverted to revision 123"
(the same as Jon...
Parse query string into an array
...alone is note accurate, it could display for example:
$url = "somepage?id=123&lang=gr&size=300";
parse_str() would return:
Array (
[somepage?id] => 123
[lang] => gr
[size] => 300
)
It would be better to combine parse_str() with parse_url() like so:
$url = "som...
Why would I ever use push_back instead of emplace_back?
... will be invalid after the call.
std::vector<int> v;
v.emplace_back(123);
v.emplace_back(v[0]); // Produces incorrect results in some compilers
On one compiler, v contains the values 123 and 21 instead of the expected 123 and 123. This is due to the fact that the 2nd call to emplace_back re...
Basic HTTP and Bearer Token Authentication
...username:password@dev.myapp.com/api/users -H "Authorization: Bearer mytoken123"
^^^^^^^^^^^^^^^^^^
If above one doesn't work, then you have nothing to do with it. So try the following alternates.
You can pass the token under another name. Because you are handling the authorization ...
How can I print the contents of a hash in Perl?
...
Data::Dumper is your friend.
use Data::Dumper;
my %hash = ('abc' => 123, 'def' => [4,5,6]);
print Dumper(\%hash);
will output
$VAR1 = {
'def' => [
4,
5,
6
],
'abc' => 123
...
How do I interpret precision and scale of a number in a database?
...efers to the maximum number of digits that are present in the number.
ie 1234567.89 has a precision of 9
Numeric scale refers to the maximum number of decimal places
ie 123456.789 has a scale of 3
Thus the maximum allowed value for decimal(5,2) is 999.99
...
Download the Android SDK components for offline install
...g.xml
e.g. https://dl-ssl.google.com/android/repository/sysimg_armv7a-18_r02.zip
extract in : “Platforms > Android-4.4.2>"
platform-tools:
https://dl-ssl.google.com/android/repository/platform-tools_r19.0.1-windows.zip
build-tools: create folder (build-tools at main sdk l...
Count number of objects in list [closed]
...t; mylist
$A
[1] 1 2 3
$B
[1] 4 5 6
$C
[1] 7 8 9
> unlist(mylist)
A1 A2 A3 B1 B2 B3 C1 C2 C3
1 2 3 4 5 6 7 8 9
> length(unlist(mylist))
[1] 9
unlist() is a simple way of executing other functions on lists as well, such as:
> sum(mylist)
Error in sum(mylist) : invalid 'type...