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Structs versus classes
...e small ones, only with 2 or 3 properties. I'll put them in a generic list and when they are, I'll loop them and check value a and maybe update value b .
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Django Rest Framework: Dynamically return subset of fields
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You can override the serializer __init__ method and set the fields attribute dynamically, based on the query params. You can access the request object throughout the context, passed to the serializer.
Here is a copy&paste from Django Rest Framework documentation examp...
Different floating point result with optimization enabled - compiler bug?
The below code works on Visual Studio 2008 with and without optimization. But it only works on g++ without optimization (O0).
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How to add a line break in an Android TextView?
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\n works for me, like this:
<TextView android:text="First line\nNext line"
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“From View Controller” disappears using UIViewControllerContextTransitioning
I got one problem and i have described it below.
17 Answers
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How to check if an email address exists without sending an email?
...determine if a recipient actually exists:
You can connect to the server, and issue a VRFY command. Very few servers support this command, but it is intended for exactly this. If the server responds with a 2.0.0 DSN, the user exists.
VRFY user
You can issue a RCPT, and see if the mail is rejected...
TextView.setTextSize behaves abnormally - How to set text size of textview dynamically for different
...for each screen density (ldpi, mdpi, hdpi).
getTextSize(), on the other hand, returns the actual pixel dimensions of the text.
You can use setTextSize(int unit, float size) to specify a unit type. The constant values for this can be found in the TypedValue class, but some of them are:
TypedValue...
SQLAlchemy ORDER BY DESCENDING?
...nstance, I might have done:
.order_by(model.Entry.amount.desc())
This is handy since it avoids an import, and you can use it on other places such as in a relation definition, etc.
For more information, you can refer this
sh...
Initializing a static std::map in C++
... implements these utilities is that it is neatly encapsulated in a library and the end user rarely needs to deal with the complexity.
– Steve Guidi
Nov 13 '09 at 18:09
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Using Gulp to Concatenate and Uglify files
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It turns out that I needed to use gulp-rename and also output the concatenated file first before 'uglification'. Here's the code:
var gulp = require('gulp'),
gp_concat = require('gulp-concat'),
gp_rename = require('gulp-rename'),
gp_uglify = require('gulp-u...