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How can I put a ListView into a ScrollView without it collapsing?
... in charge of ListView for the past 2 or 3 years :) ListView does a lot of extra work to optimize the use of adapters. Trying to work around it will still cause ListView to do a lot of work a LinearLayout wouldn't have to do. I won't go into the details because there's not enough room here to explai...
What does git rev-parse do?
... in plumbing commands as short for "revision" and generally meaning the 40-character SHA1 hash for a commit. The command rev-list for example prints a list of 40-char commit hashes for a branch or whatever.
In this case the name might be expanded to parse-a-commitish-to-a-full-SHA1-hash. While the ...
How do you set a default value for a MySQL Datetime column?
...--------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+-------------+------+-----+-------------------+-------+
| str | varchar(32) | YES | | NULL | |
| ts | timestamp | NO | | CURRENT_TIMESTAMP | |
+-------+-----------...
How to count certain elements in array?
...ally the same performance as the for-loop (O(N) time), it may require O(N) extra memory (instead of O(1) memory) because it will almost certainly generate an intermediate array and then count the elements of that intermediate array.
...
How does one generate a random number in Apple's Swift language?
...
SoliQuiD: except omit the extra underscore after arc4, i.e. arc4random_uniform(5).
– Ali Beadle
Jun 17 '17 at 10:43
3
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How to convert an address into a Google Maps Link (NOT MAP)
...ss>, so formatting is preserved
It properly encodes the URL
It squashes extra spaces so that the generated URL is shorter and cleaner and human-readable after encoding
It produces valid markup (Mr.Hendershot's solution creates <a><address></address></a> which is invalid be...
TypeScript static classes
...are no longer allowed to be referenced by static members, you will need an extra step now:
class SomeClass<T> {
static myStaticVariable = "whatever";
private ___static_ctor = (() => { var someClass:SomeClass<T> ; /* do static constructor stuff :) */ })();
private static _...
How to get HTML 5 input type=“date” working in Firefox and/or IE 10
...d it already -->
<script src="http://cdn.jsdelivr.net/webshim/1.12.4/extras/modernizr-custom.js"></script>
<!-- polyfiller file to detect and load polyfills -->
<script src="http://cdn.jsdelivr.net/webshim/1.12.4/polyfiller.js"></script>
<script>
webshims.set...
How to use range-based for() loop with std::map?
...
If copy assignment operator of foo and bar is cheap (eg. int, char, pointer etc), you can do the following:
foo f; bar b;
BOOST_FOREACH(boost::tie(f,b),testing)
{
cout << "Foo is " << f << " Bar is " << b;
}
...
cancelling queued performSelector:afterDelay calls
...erformSelector
cancelPreviousPerformRequestsWithTarget
(Just to make it extra hard to remember, without searching the docs.)
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