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Draw Circle using css alone [duplicate]
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Maybe also we can set margin: -0.5em -0.3em -0.3em -0.1em
– Pierre de LESPINAY
Nov 30 '12 at 12:41
1
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What is the difference between a 'closure' and a 'lambda'?
...es the closure part:
The closure of a lambda expression is this particular set of symbols defined in the outer context (environment) that give values to the free symbols in this expression, making them non-free anymore. It turns an open lambda expression, which still contains some "undefined" free s...
HTML5 Pre-resize images before uploading
... You should wait for onload on the image (attach handler before setting src), because browser is allowed to do decoding asynchronously and pixels may not be available before drawImage.
– Kornel
Jun 20 '13 at 14:02
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Show and hide a View with a slide up/down animation
...d fade it in at the same time:
// Prepare the View for the animation
view.setVisibility(View.VISIBLE);
view.setAlpha(0.0f);
// Start the animation
view.animate()
.translationY(view.getHeight())
.alpha(1.0f)
.setListener(null);
You can then fade the View back out and slide it back to ...
How do I rename all folders and files to lowercase on Linux?
I have to rename a complete folder tree recursively so that no uppercase letter appears anywhere (it's C++ source code, but that shouldn't matter).
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错误：缺少一个项目子类型。 子类型: 此安装不支持“{C089C8C0-30E0-4E22-8...
...子类型。 子类型: 此安装不支持“{C089C8C0-30E0-4E22-80C0-CE093F111A43}” 解决方法：下载安装Microsoft Visual Studio 2012 SDKhttp: www.microsoft.com en-us download confirmation.aspx?id=30668解决方法：下载安装
Microsoft Visual Studio 2012 SDK
http://www.microsoft.com/...
e.printStackTrace equivalent in python
...can do the following:
import logging
logger = logging.getLogger()
logger.setLevel(logging.DEBUG)
def f():
a = { 'foo': None }
# the following line will raise KeyError
b = a['bar']
def g():
f()
try:
g()
except Exception as e:
logger.error(str(e), exc_info=True)
And it w...
Best way to replace multiple characters in a string?
...op on Python 2.7.14 and 3.6.3, and on a different machine from the earlier set, so cannot be compared directly.
╭────────────╥──────┬───────────────┬──────┬──────────────────...
C++ equivalent of StringBuffer/StringBuilder?
Is there a C++ Standard Template Library class that provides efficient string concatenation functionality, similar to C#'s StringBuilder or Java's StringBuffer ?
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Add UIPickerView & a Button in Action sheet - How?
...iewController in your storyboard (embedded in a navigation controller) and set its custom class to SimpleTableViewController.
Give the navigation controller for SimpleTableViewController a Storyboard ID of "SimpleTableVC".
In SimpleTableViewController.h, create an NSArray property that will represe...