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How to attach debugger to iOS app after launch?
...heet, enter the name of your app as it appears in the Debug navigator when started via Xcode.
If the app is already running, the debugger will attach to the running process. If it isn't running, it will wait for the app to launch and then attach.
...
How do you represent a JSON array of strings?
...me answer and bring images from his awesome reference.
A valid JSON always starts with either curly braces { or square brackets [, nothing else.
{ will start an object:
{ "key": value, "another key": value }
Hint: although javascript accepts single quotes ', JSON only takes double ones ".
[ will...
Android Task Affinity Explanation
...application has Activities that form a stack like a deck of cards. If you start an android application, and start five activities A,B,C,D,E. They will form a stack
E - chat view
D - weather screen
C - map view
B - weather screen
A - login screen
E was the last Activity to be started a...
Is there a standard for storing normalized phone numbers in a database?
...L, and simply line numbers in the rural areas (AAA) LLLL. You will have to start at the top in a tree of some form, and format them as you have information. For example, country code 0 has a known format for the rest of the number, but for country code 5432 you might need to examine the area code b...
The data-toggle attributes in Twitter Bootstrap
...
Any attribute that starts with data- is the prefix for custom attributes used for some specific purpose (that purpose depends on the application). It was added as a semantic remedy to people's heavy use of rel and other attributes for purposes ...
++someVariable vs. someVariable++ in JavaScript
... @JeanJimenez: Well it produces the result I expect. For example, if x starts off as 10, the value of r1 is 21, which is 10+11. The value of the first x++ expression is 10 and x is incremented to 11. The value of the second x++ expression is 11 and x is incremented to 12.
–...
Principles for Modeling CouchDB Documents
...t was made. I left it out for space and readability.
We can then use the 'start_key' and 'end_key' parameters to filter the results down to a single post's data: ?start_key=["123412804910820"]&end_key=["123412804910820", {}, {}] Or even specifically extract the list for a certain type: ?start_k...
How is the Linux kernel tested ?
...giU
Step debuggers
Not really unit testing, but may help once your tests start failing:
QEMU + GDB: https://stackoverflow.com/a/42316607/895245
KGDB: https://stackoverflow.com/a/44226360/895245
My own QEMU + Buildroot + Python setup
I also started a setup focused on ease of development, but I...
node.js fs.readdir recursive directory search
...of the loop completes in order. In a parallel loop, all the iterations are started at the same time, and one may complete before another, however, it is much faster than a serial loop. So in this case, it's probably better to use a parallel loop because it doesn't matter what order the walk complete...
What is token-based authentication?
...ith a single way of authenticating those
calls.
Mobile ready: when you start working on a native platform (iOS, Android, Windows 8, etc.) cookies are not ideal when consuming a
token-based approach simplifies this a lot.
CSRF: since you are not relying on cookies, you don't need to prote...