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How to return an empty ActiveRecord relation?
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Patrick Brinich-Langlois
1,2301414 silver badges2626 bronze badges
answered Apr 3 '12 at 20:39
steveh7steveh7
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Change text color of one word in a TextView
...e html.
String first = "This word is ";
String next = "<font color='#EE0000'>red</font>";
t.setText(Html.fromHtml(first + next));
But this will require you to rebuild the TextView when (if?) you want to change the color, which could cause a hassle.
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How to extract epoch from LocalDate and LocalDateTime?
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edited Sep 30 '18 at 19:22
answered Apr 10 '14 at 15:36
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How can I initialize base class member variables in derived class constructor?
...these variables private in A
};
class B : public A
{
public:
B() : A(0, 0) // Calls A's constructor, initializing a and b in A to 0.
{
}
};
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Get week of year in JavaScript like in PHP
...uk/js-date6.htm#YWD. Please test thoroughly, no guarantee provided.
Edit 2017
There was an issue with dates during the period that daylight saving was observed and years where 1 Jan was Friday. Fixed by using all UTC methods. The following returns identical results to Moment.js.
/* For a give...
Why does Sql Server keep executing after raiserror when xact_abort is on?
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edited Oct 10 '13 at 20:25
Ian Boyd
211k216216 gold badges774774 silver badges10851085 bronze badges
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Creating an empty Pandas DataFrame, then filling it?
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350
Here's a couple of suggestions:
Use date_range for the index:
import datetime
import pandas as...
How can I open Windows Explorer to a certain directory from within a WPF app?
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answered Nov 17 '09 at 2:01
Jamie PenneyJamie Penney
8,38833 gold badges2626 silver badges3737 bronze badges
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Declaring variables inside loops, good practice or bad practice?
...ly includes the loop counter itself.
{
int i, retainValue;
for (i=0; i<N; i++)
{
int tmpValue;
/* tmpValue is uninitialized */
/* retainValue still has its previous value from previous loop */
/* Do some stuff here */
}
/* Here, retainValue is sti...
Matplotlib transparent line plots
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Plain and simple:
plt.plot(x, y, 'r-', alpha=0.7)
(I know I add nothing new, but the straightforward answer should be visible).
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