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How to write very long string that conforms with PEP8 and prevent E501
...
Implicit concatenation might be the cleanest solution:
s = "this is my really, really, really, really, really, really," \
" really long string that I'd like to shorten."
Edit On reflection I agree that Todd's suggestion to use brackets rather than line continuation is better for all the reas...
In Python, how does one catch warnings as if they were exceptions?
...ationWarning)
with warnings.catch_warnings(record=True) as w:
# Cause all warnings to always be triggered.
warnings.simplefilter("always")
# Trigger a warning.
fxn()
# Verify some things
assert len(w) == 1
assert issubclass(w[-1].category, DeprecationWarning)
assert ...
Why aren't variables declared in “try” in scope in “catch” or “finally”?
...Reader sr,
[1] class [mscorlib]System.Exception ex)
IL_0000: ldnull
IL_0001: stloc.0
.try
{
.try
{
IL_0002: ldsfld string UsingTest.Class1::path
IL_0007: newobj instance void [mscorlib]System.IO.StreamReader::.cto...
MySQL: What's the difference between float and double?
...00002 | 1.6900000000 |
This is using MySQL 6.7
Query:
SELECT
float_1 + float_2 as 'float add',
double_1 + double_2 as 'double add',
decimal_1 + decimal_2 as 'decimal add',
float_1 * float_2 as 'float multiply',
double_1 * double_2 as 'double multiply',
decimal_1 * decim...
How do I auto size a UIScrollView to fit its content
...careful when Scroll Indicators are enabled! a UIImageView will be automatically created for each one by the SDK. you must account for it or else your content size will be wrong. ( see stackoverflow.com/questions/5388703/… )
– AmitP
Oct 26 '14 at 15:58
...
django unit tests without a db
... doesn't require the db to set up. And while it is fast to setup a db, I really don't need it in some situations.
11 Answer...
How to change the font on the TextView?
...ream Sandwich introduced a new type family named
Roboto, created specifically for the requirements of UI and
high-resolution screens.
The current TextView framework offers Roboto in thin, light, regular
and bold weights, along with an italic style for each weight. The
framework also off...
From an array of objects, extract value of a property as array
...
Check out Lodash's _.pluck() function or Underscore's _.pluck() function. Both do exactly what you want in a single function call!
var result = _.pluck(objArray, 'foo');
Update: _.pluck() has been removed as of Lodash v4.0.0, in favour of _...
How do I animate constraint changes?
...
Two important notes:
You need to call layoutIfNeeded within the animation block. Apple actually recommends you call it once before the animation block to ensure that all pending layout operations have been completed
You need to call it specifically on the ...
图片工具箱：获取图片大小、裁剪、压缩、旋转、加水印（附 .aia 源码） · ...
...图与显示大小
global 历史 = []
when 图像选择器_相册.AfterPicking() {
历史 = [图像选择器_相册.Selection]
显示()
}
when 照相机1.AfterPicture(image) {
历史 = [image]
显示()
}
procedure 显示() {
var 图 = 历史[length(历史)]
图像_预览...