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How would Git handle a SHA-1 collision on a blob?
...ver happen, but let's consider this: say you have a git repository, make a commit, and get very very unlucky: one of the blobs ends up having the same SHA-1 as another that is already in your repository. Question is, how would Git handle this? Simply fail? Find a way to link the two blobs and check ...
Having a UITextField in a UITableViewCell
...ath row] == 0) {
playerTextField.placeholder = @"example@gmail.com";
playerTextField.keyboardType = UIKeyboardTypeEmailAddress;
playerTextField.returnKeyType = UIReturnKeyNext;
}
else {
playerTextField.placeholder = @"Required";
...
PHP array delete by value (not key)
...
Using array_search() and unset, try the following:
if (($key = array_search($del_val, $messages)) !== false) {
unset($messages[$key]);
}
array_search() returns the key of the element it finds, which can be used to remove that ele...
How do I upload a file with metadata using a REST web service?
...e solution, however I would do it the other way around. I would do:
POST http://server/data/media
body:
{
"Name": "Test",
"Latitude": 12.59817,
"Longitude": 52.12873
}
To create the metadata entry and return a response like:
201 Created
Location: http://server/data/media/21323
{
...
How to commit my current changes to a different branch in Git [duplicate]
...me, perhaps by putting your current branch name in your prompt by adding $(__git_ps1) to your PS1 environment variable in your bashrc file. (See for example the Git in Bash documentation.)
share
|
i...
Possible to perform cross-database queries with PostgreSQL?
...n that case you don't need anything special to query across them.
postgres_fdw
Use postgres_fdw (foreign data wrapper) to connect to tables in any Postgres database - local or remote.
Note that there are foreign data wrappers for other popular data sources. At this time, only postgres_fdw and fil...
How to test an Internet connection with bash?
...
Without ping
#!/bin/bash
wget -q --spider http://google.com
if [ $? -eq 0 ]; then
echo "Online"
else
echo "Offline"
fi
-q : Silence mode
--spider : don't get, just check page availability
$? : shell return code
0 : shell "All OK" code
Without wget
#!/...
What is the best Java library to use for HTTP POST, GET etc.? [closed]
What is the best Java library to use for HTTP POST, GET etc. in terms of performance, stability, maturity etc.? Is there one particular library that is used more than others?
...
Profiling Django
...ust type "django-profiling" on google, you'll get these links (and more):
http://code.djangoproject.com/wiki/ProfilingDjango
http://code.google.com/p/django-profiling/
http://www.rkblog.rk.edu.pl/w/p/django-profiling-hotshot-and-kcachegrind/
Personally I'm using the middleware approach - i.e. ea...
NSDate beginning of day and end of day
...
You are missing NSDayCalendarUnit in
NSDateComponents *components = [cal components:( NSMonthCalendarUnit | NSYearCalendarUnit | NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit ) fromDate:date];
...