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opengl: glFlush() vs. glFinish()
...all effects from previously issued commands [...] are fully realized. This means that the execution of your program waits here until every last pixel is drawn and OpenGL has nothing more to do. If you render directly to the front buffer, glFinish is the call to make before using the operating system...
How do I remove the passphrase for the SSH key without having to create a new key?
.../.bash_history file (or similar) in plain text including all arguments provided (i.e. the passphrases in this case). It is, therefore, is recommended that you use the first option unless you have a specific reason to do otherwise.
Notice though that you can still use -f keyfile without having to...
How to start new activity on button click
In an Android application, how do you start a new activity (GUI) when a button in another activity is clicked, and how do you pass data between these two activities?
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Constant pointer vs Pointer to constant [duplicate]
...ized that even this code int i = 10; const int* ptr = &i; works. which means ptr doesn't have to point to a constant value always. You can also point to a variable value through it. It is just that you will never be able to modify the value pointed by ptr.
– RBT
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Create and append dynamically
...g to create a <div> dynamically, with an appended <div> inside. I have this so far which works:
9 Answers
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Automatic prune with Git fetch or pull
...es and to behave as if the "--prune" command line option was given.
That means that, if you set remote.origin.prune to true:
git config remote.origin.prune true
Any git fetch or git pull will automatically prune.
Note: Git 2.12 (Q1 2017) will fix a bug related to this configuration, which woul...
How can I make a JPA OneToOne relation lazy
...be lazy.
Replacing one-to-one with one-to-many is pretty much never a good idea. You can replace it with unique many-to-one but there are other (possibly better) options.
Rob H. has a valid point, however you may not be able to implement it depending on your model (e.g. if your one-to-one associat...
Is there a way to iterate over a slice in reverse in Go?
... edited Nov 2 '12 at 23:06
Sridhar Ratnakumar
65.2k5757 gold badges135135 silver badges167167 bronze badges
answered Nov 2 '12 at 8:07
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How can I use redis with Django?
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Just because Redis stores things in-memory does not mean that it is meant to be a cache. I have seen people using it as a persistent store for data.
That it can be used as a cache is a hint that it is useful as a high-performance storage. If your Redis system goes down though...
SQLAlchemy: Creating vs. Reusing a Session
...lting Session() class each time you need to talk to your DB. For me that means the second I would do my first session.add(x) or something similar, I would first do
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