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keytool error :java.io.IoException:Incorrect AVA format
... me was the country code. I put "+1" and apparently the + was raising the exception.
– Donato
Aug 7 '16 at 21:36
1
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Cannot find module cv2 when using OpenCV
...conda install -c https://conda.binstar.org/menpo opencv
if you are on linux you can do :
pip install opencv-python
or
conda install opencv
Link1 Link2
For python3.5+ check these links : Link3 , Link4
Update:
if you use anaconda, you may simply use this as well (and hence don't need to add menpo ...
Using an if statement to check if a div is empty
... edited Sep 30 '14 at 11:30
Oxon
4,31177 gold badges3535 silver badges5252 bronze badges
answered Jan 12 '11 at 4:56
...
Disable orange outline highlight on focus
...a(255, 255, 255, 0);
-webkit-tap-highlight-color: transparent; // i.e. Nexus5/Chrome and Kindle Fire HD 7''
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How to drop a table if it exists?
...
Is it correct to do the following?
IF EXISTS(SELECT *
FROM dbo.Scores)
DROP TABLE dbo.Scores
No. That will drop the table only if it contains any rows (and will raise an error if the table does not exist).
Instead, for a permanent table you can ...
Pointers vs. values in parameters and return values
...amed types to be large structs, so the guidance is to default to pointers except in rare cases.
Jeff Hodges' copyfighter tool automatically searches for non-tiny receivers passed by value.
Some situations where you don't need pointers:
Code review guidelines suggest passing small structs like t...
Regex doesn't work in String.matches()
...tely, other languages have followed suit :(
If you want to see if the regex matches an input text, use a Pattern, a Matcher and the .find() method of the matcher:
Pattern p = Pattern.compile("[a-z]");
Matcher m = p.matcher(inputstring);
if (m.find())
// match
If what you want is indeed to se...
In Mongoose, how do I sort by date? (node.js)
...leases such that some of these answers are no longer valid. As of the 4.1.x release of Mongoose, a descending sort on the date field can be done in any of the following ways:
Room.find({}).sort('-date').exec(function(err, docs) { ... });
Room.find({}).sort({date: -1}).exec(function(err, docs) { .....
Cross Domain Form POSTing
..., such as Printers and Routers.
There are many ways of building a CSRF exploit. A simple POST based CSRF attack can be sent using .submit() method. More complex attacks, such as cross-site file upload CSRF attacks will exploit CORS use of the xhr.withCredentals behavior.
CSRF does not violat...
Displaying the #include hierarchy for a C++ file in Visual Studio
...+ project that I'm trying to migrate to Visual Studio 2010. It's a huge mix of stuff from various sources and of various ages. I'm getting problems because something is including both winsock.h and winsock2.h .
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