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How to convert a char array to a string?
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edited Feb 27 '17 at 20:10
Ralph
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answered Aug 29 '14 at 21:16
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Convert file: Uri to File in Android
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801
What you want is...
new File(uri.getPath());
... and not...
new File(uri.toString());
Note: u...
How to print (using cout) a number in binary form?
...rry Coffin
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25
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Hidden features of Perl?
... share
answered Oct 2 '08 at 12:41
community wiki
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Android: AutoCompleteTextView show suggestions when no text entered
... it, I want to show suggestions even if it has no text - but setThreshold(0) works exactly the same as setThreshold(1) - so the user has to enter at least 1 character to show the suggestions.
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How can I use break or continue within for loop in Twig template?
...break %}
<h2>{{ post.heading }}</h2>
{% if post.id == 10 %}
{% set break = true %}
{% endif %}
{% endfor %}
An uglier, but working example for continue:
{% set continue = false %}
{% for post in posts %}
{% if post.id == 10 %}
{% set continue = true %}
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docker mounting volumes on host
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answered Aug 14 '14 at 16:10
Chris McKinnelChris McKinnel
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How to detect shake event with android?
... curTime = System.currentTimeMillis();
// only allow one update every 100ms.
if ((curTime - lastUpdate) > 100) {
long diffTime = (curTime - lastUpdate);
lastUpdate = curTime;
x = values[SensorManager.DATA_X];
y = values[SensorManager.DATA_Y];
z = values[Sens...
How to create module-wide variables in Python? [duplicate]
...e true. But for variables that might contain a number value that might be 0, you can't just say if not variablename; in that case, you should explicitly test for None using the is operator. I modified the example to add an explicit None test. The explicit test for None is never wrong, so I defaul...
Is the ternary operator faster than an “if” condition in Java [duplicate]
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106
Does it matter which I use?
Yes! The second is vastly more readable. You are trading one l...