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How to add directory to classpath in an application run profile in IntelliJ IDEA?
...", choose Classes (even if it's properties), press OK and OK again
You can now run your application and it will have the selected path in the class path
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Efficiently updating database using SQLAlchemy ORM
...d plain SQL in the same transaction. Basically, from one side, ORM data modifications will only hit the database when you flush the changes from your session. From the other side, SQL data manipulation statements don't affect the objects that are in your session.
So if you say
for c in session.que...
Regular expression for a string that does not start with a sequence
... @balabaster: I don’t think he’s looking for empty strings. But if so, he can easily change that by replacing the .+ by .*
– Gumbo
May 22 '09 at 19:07
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Saving images in Python at a very high quality
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If you are using matplotlib and trying to get good figures in a latex document, save as an eps. Specifically, try something like this after running the commands to plot the image:
plt.savefig('destination_path.eps', format='...
Vim clear last search highlighting
... in Vim, I get all the occurrences highlighted. How can I disable that? I now do another search for something gibberish that can't be found.
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Naming cookies - best practices [closed]
...ing on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring param named "x", and you ask for $_REQUEST["x"], you get the cookie value when you might want/expect the GET param. This is especially problematic if your cookies are scoped t...
Accessing a Dictionary.Keys Key through a numeric index
...t.Count -1);
You should not depend on the order of keys in a Dictionary. If you need ordering, you should use an OrderedDictionary, as suggested in this answer. The other answers on this page are interesting as well.
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How to hash some string with sha256 in Java?
... Note that the result of the hash would also be arbitrary binary data, and if you want to represent that in a string, you should use base64 or hex... don't try to use the String(byte[], String) constructor.
e.g.
MessageDigest digest = MessageDigest.getInstance("SHA-256");
byte[] hash = digest.dige...
Modify UIImage renderingMode from a storyboard/xib file
... answered May 12 '14 at 17:31
SnowmanSnowman
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How to write a Unit Test?
...ne the expected and desired output for a normal case, with correct input.
Now, implement the test by declaring a class, name it anything (Usually something like TestAddingModule), and add the testAdd method to it (i.e. like the one below) :
Write a method, and above it add the @Test annotation.
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