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How does setting baselineAligned to false improve performance in LinearLayout?
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By setting android:baselineAligned="false" , you're preventing the extra work your app's layout has to do in order to Align its children's baselines; which can obviously increase the performance. (Fewer unnecessary operations on UI => Better performance)
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How can I decrease the size of Ratingbar?
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But there is a useless extra padding on the right! How to remove that?!
– Dr.jacky
Jan 15 '18 at 6:37
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Rails: how do I validate that something is a boolean?
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This does not work, as any string eg, "foo" will be converted into true.
– Ka Mok
Jun 4 '18 at 22:55
add a comment
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C++ performance challenge: integer to std::string conversion
Can anyone beat the performance of my integer to std::string code, linked below?
13 Answers
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Checkbox for nullable boolean
...ble fashion (display: inline-block; width:100px;)
In the model (I'm using string, string for the dictionary definition as a pedagogical example. You can use bool?, string)
public IEnumerable<SelectListItem> Sexsli { get; set; }
SexDict = new Dictionary<string, string>()
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Python: using a recursive algorithm as a generator
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def getPermutations(string, prefix=""):
if len(string) == 1:
yield prefix + string
else:
for i in xrange(len(string)):
for perm in getPermutations(string[:i] + string[i+1:], prefix+string[i]):
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Object comparison in JavaScript [duplicate]
...ave simple JSON-style objects without methods and DOM nodes inside:
JSON.stringify(obj1) === JSON.stringify(obj2)
The ORDER of the properties IS IMPORTANT, so this method will return false for following objects:
x = {a: 1, b: 2};
y = {b: 2, a: 1};
2) Slow and more generic.
Compares obje...
How to inherit constructors?
...t annoying one for me is custom exceptions - Sub New(), Sub New(Message As String), Sub New(Message As String, InnerEx as Exception), Sub New(Info As Serialization.SerializationInfo, Context As Serialization.StreamingContext)... Yawn `
– Basic
May 20 '13 at 19:...
split string only on first instance - java
I want to split a string by '=' charecter. But I want it to split on first instance only. How can I do that ? Here is a JavaScript example for '_' char but it doesn't work for me
split string only on first instance of specified character
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How to PUT a json object with an array using curl
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Your command line should have a -d/--data inserted before the string you want to send in the PUT, and you want to set the Content-Type and not Accept.
curl -H 'Content-Type: application/json' -X PUT -d '[JSON]' http://example.com/service
Using the exact JSON data from the question, t...