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Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
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These events are called in the following order:
beforeTextChanged(CharSequence s, int start, int count, int after).
This means that the characters are about to be replaced with some new text. The text is uneditable.
Use: when you need to take a look at the old tex...
Matplotlib tight_layout() doesn't take into account figure suptitle
... of that? I tried the tight_layout() function, but it only makes things worse.
10 Answers
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How do I unload (reload) a Python module?
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You can reload a module when it has already been imported by using the reload builtin function (Python 3.4+ only):
from importlib import reload
import foo
while True:
# Do some things.
if is_changed(foo):
foo = reload(foo)
In Python 3, reload was moved to...
Specifying Style and Weight for Google Fonts
...ans-serif;
Now you decide what "weight" the font should have by adding
for semi-bold
font-weight:600;
for bold (700)
font-weight:bold;
for extra bold (800)
font-weight:800;
Like this its fallback proof, so if the google font should "fail" your backup font Arial/Helvetica(Sans-serif) use ...
Difference between wait() and sleep()
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A wait can be "woken up" by another thread calling notify on the monitor which is being waited on whereas a sleep cannot. Also a wait (and notify) must happen in a block synchronized on the monitor object whereas sleep does not:
Object mon = ...;
synchronized (mon) {
mon.wait();
}
At th...
List comprehension rebinds names even after scope of comprehension. Is this right?
...ving some unexpected interactions with scoping. Is this the expected behavior?
6 Answers
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DDD - the rule that Entities can't access Repositories directly
...e seems to be lots of agreement that Entities should not access Repositories directly.
12 Answers
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How to convert byte array to string and vice versa?
... using:
byte[] bytes = {...}
String str = new String(bytes, "UTF-8"); // for UTF-8 encoding
There are a bunch of encodings you can use, look at the Charset class in the Sun javadocs.
share
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impr...
Effective method to hide email from spam bots
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Working with content and attr in CSS:
.cryptedmail:after {
content: attr(data-name) "@" attr(data-domain) "." attr(data-tld);
}
<a href="#" class="cryptedmail"
data-name="info"
data-domain="example"
d...
Understanding the Gemfile.lock file
... running the bundle install command, 'Gemfile.lock ' is created in the working directory. What do the directives inside that file mean?
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