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iPhone Data Usage Tracking/Monitoring
... internet.
#include <net/if.h>
#include <ifaddrs.h>
static NSString *const DataCounterKeyWWANSent = @"WWANSent";
static NSString *const DataCounterKeyWWANReceived = @"WWANReceived";
static NSString *const DataCounterKeyWiFiSent = @"WiFiSent";
static NSString *const DataCounterKeyWiFiRe...
How to create a inset box-shadow only on one side?
...off. (Here is screen shot goo.gl/aO8ZX) I have try it myself and used some extra div to hide the shadow... jsfiddle.net/KFrun/19
– Fabian N.
Jul 10 '13 at 14:40
...
How to write to a file, using the logging Python module?
...places with leading zeros
#4s would work as well, but would simply pad the string with leading spaces, right justify
#-4s would work as well, but would simply pad the string with trailing spaces, left justify
#filename is the file name from where the call to log is made
#funcName is the method name ...
windowSoftInputMode=“adjustResize” not working with translucent action/navbar
...r solution some time now. It's working perfectly, but you have to add some extra padding to your toolbar, without it your toolbar will be overlapping statusbar
– Paulina
Jul 3 '18 at 15:10
...
RequestDispatcher.forward() vs HttpServletResponse.sendRedirect()
...cted address. It’s not transparent.
sendRedirect is slower because one extra round trip is required, because a completely new request is created and the old request object is lost. Two browser request are required.
But in sendRedirect, if we want to use the same data for a new resource we have...
Learning Python from Ruby; Differences and Similarities
...rate using multiple indexes. For example, to find all the palindromes in a string (assuming you have a function p() that returns true for palindromes), all you need is a single list comprehension:
s = 'string-with-palindromes-like-abbalabba'
l = len(s)
[s[x:y] for x in range(l) for y in range(x,l+1...
Passing Data between View Controllers
...oryboardSegue *)segue sender:(id)sender{
if([segue.identifier isEqualToString:@"showDetailSegue"]){
ViewControllerB *controller = (ViewControllerB *)segue.destinationViewController;
controller.isSomethingEnabled = YES;
}
}
If you have your views embedded in a navigation con...
Stash just a single file
...later simply rebase and/or merge the tmpbranch. It really isn't that much extra work when you need to do more careful tracking than stash will allow.
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Get ID of last inserted document in a mongoDB w/ Java driver
...
In MongoTemplate.class has a method
protected <T> void doInsert(String collectionName, T objectToSave, MongoWriter<T> writer) {
assertUpdateableIdIfNotSet(objectToSave);
initializeVersionProperty(objectToSave);
maybeEmitEvent(new BeforeConvertEvent<T>(objectToSa...
Migration: Cannot add foreign key constraint
...;
$table->integer('user_id')->unsigned();
$table->string('priority_name');
$table->smallInteger('rank');
$table->text('class');
$table->timestamps('timecreated');
});
Schema::table('priorities', function($table) {
$table->fo...