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How do I avoid capturing self in blocks when implementing an API?
...here; the delegate may retain our object but that's out of our hands right now). This code won't risk a leak in the same way, because the value of the delegate property is captured when the block is created, instead of looked up when it executes. A side effect is that, if you change the delegate aft...
Android - Handle “Enter” in an EditText
...mpossible" and so on, usually without code. Often his answers are outdated now, so I try not to follow his recommendations.
– CoolMind
Feb 4 '19 at 10:22
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How do I parse an ISO 8601-formatted date?
... only) in ambiguous cases. So ONLY use it if you need to parse input of unknown format and are okay to tolerate occasional misreads.
– ivan_pozdeev
Apr 23 '15 at 23:34
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Trust Anchor not found for Android SSL Connection
...stalling the intermediate certificates provided by my certificate issuer I now have no errors when connecting using HttpsUrlConnection.
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How to link to a named anchor in Multimarkdown?
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@jj1bdx I do now -- the <a id="id"></a> form is best. See this SO question/answer.
– Steve Powell
May 28 '12 at 16:12
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Five equal columns in twitter bootstrap
...all change to col-xs-6 in responsive view.
For Bootstrap 4
Bootstrap 4 now uses flexbox by default, so you get access to its magical powers straight out of the box. Check out the auto layout columns that dynamically adjust width depending on how many columns are nested.
Here's an example:
<...
Best way to test SQL queries [closed]
...onth as
select *, year * 12 + month as absolute_month from month_value;
Now what we have to test is inherent in our spec, namely that for any tuple (year, month), there is one and only one (absolute_month), and that (absolute_month)s are consecutive. Let's write some tests.
Our test will be a SQ...
Checking if form has been submitted - PHP
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Ideally now you should use if (null !== (filter_input(INPUT_POST, 'macaddress'))){ which gets you in the habit of using filter_input
– depicus
Feb 20 '15 at 9:46
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Is there a way to word-wrap long words in a div?
I know Internet Explorer has a word-wrap style, but I'd like to know if there is a cross-browser method of doing so to text in a div.
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What's the difference between “STL” and “C++ Standard Library”?
...long before C++ was standardised. C++ existed through the 80s, but what we now call "C++" is the language standardised in ISO/IEC 14882:2014 (and earlier versions, such as ISO/IEC 14882:2011).
The STL was already widely used as a library for C++, giving programmers access to containers, iterators a...