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Efficiently test if a port is open on Linux?
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14 Answers
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Python - 'ascii' codec can't decode byte
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167
"你好".encode('utf-8')
encode converts a unicode object to a string object. But here you h...
Why do I get an UnsupportedOperationException when trying to remove an element from a List?
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16 Answers
16
Active
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How do I style a dropdown with only CSS?
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1072
Here are three solutions:
Solution #1 - appearance: none - with Internet Explorer 10 - 11...
Reverting to a specific commit based on commit id with Git? [duplicate]
...just want your local repo to look like that?
if you do
git reset --hard c14809fa
It will make your local code and local history be just like it was at that commit. But then if you wanted to push this to someone else who has the new history, it would fail.
if you do
git reset --soft c14809fa
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Android Studio installation on Windows 7 fails, no JDK found
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Adding a system variable JDK_HOME with value c:\Program Files\Java\jdk1.7.0_21\ worked for me. The latest Java release can be downloaded here.
Additionally, make sure the variable JAVA_HOME is also set with the above location.
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Determine the path of the executing BASH script [duplicate]
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166
For the relative path (i.e. the direct equivalent of Windows' %~dp0):
MY_PATH="`dirname \"$0\...
Make a div into a link
...ply the following CSS to the empty span:
{
position:absolute;
width:100%;
height:100%;
top:0;
left: 0;
z-index: 1;
/* fixes overlap error in IE7/8,
make sure you have an empty gif */
background-image: url('empty.gif');
}
It will now cover the panel, and as it's inside...
Accessing dict keys like an attribute?
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313
The best way to do this is:
class AttrDict(dict):
def __init__(self, *args, **kwargs):
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Best way to do nested case statement logic in SQL Server
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191
You could try some sort of COALESCE trick, eg:
SELECT COALESCE(
CASE WHEN condition1 THEN ...