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Is it possible to do a sparse checkout without checking out the whole repository first?
...se-checkout init --cone # to fetch only root files
git sparse-checkout set apps/my_app libs/my_lib # etc, to list sub-folders to checkout
# they are checked out immediately after this command, no need to run git pull
Note that it requires git version 2.25 installed. Read more about it here: https:...
Measure elapsed time in Swift
...
This appears to give results good up to around +/-2microsec. Maybe that varies by platform, however.
– user1021430
Aug 14 '14 at 15:28
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Chrome's remote debugging (USB debugging) not working for Samsung Galaxy S3 running android 4.3
...uldn't find my device in Chrome Inspect but after following these steps it appeared. I installed Android SDK Tools, Android SDK Platform Tools and Google USB Drivers.
– Oliver E.
Nov 29 '15 at 9:12
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Preferred method to store PHP arrays (json_encode vs serialize)
... occasionally come across the need to convert it to JSON for use in my web app but the vast majority of the time I will be using the array directly in PHP.
...
How to detect UI thread on Android?
...o detect if Thread.currentThread() is the Android system UI thread in an application?
I would like to put some asserts in my model code that asserts that only one thread ( eg the ui thread) accesses my state, to assure that no kind of synchronization is necessary.
...
ProcessStartInfo hanging on “WaitForExit”? Why?
...Set();
}
else
{
output.AppendLine(e.Data);
}
};
process.ErrorDataReceived += (sender, e) =>
{
if (e.Data == null)
{
errorWaitHandle.Set();
}
else...
System.currentTimeMillis vs System.nanoTime
... values change. Differences
in successive calls that span greater
than approximately 292 years (263
nanoseconds) will not accurately
compute elapsed time due to numerical
overflow.
For example, to measure how long some code takes to execute:
long startTime = System.nanoTime();
// .....
Rails 4: before_filter vs. before_action
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It is just syntax difference, in rails app there is CRUD, and seven actions basically by name index, new, create, show, update, edit, destroy.
Rails 4 make it developer friendly to change syntax before filter to before action.
before_action call method before th...
abort, terminate or exit?
...eturn from there. This means that you are guaranteed that stack unwinding happens correctly and all destructors are called. In other words:
int main() {
try {
// your stuff
}
catch( ... ) {
return 1; // or whatever
}
}
...
Run a callback only if an attribute has changed in Rails
I have the following association in my app:
3 Answers
3
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