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Why is creating a Thread said to be expensive?
...a fair bit of work involved:
A large block of memory has to be allocated and initialized for the thread stack.
System calls need to be made to create / register the native thread with the host OS.
Descriptors need to be created, initialized and added to JVM-internal data structures.
It is also e...
How to set NODE_ENV to production/development in OS X
...it in your runtime file, since it's not easy to open up VIM in your server and change it to production. You can make a config.json file in your directory and everytime your app runs, it reads from it and sets the configuration.
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Seeing escape characters when pressing the arrow keys in python shell
... use the arrow keys to move around in the current line or get previous commands (with arrow-up) etc.
23 Answers
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Objective-C : BOOL vs bool
...You can use the (C99) bool type, but all of Apple's Objective-C frameworks and most Objective-C/Cocoa code uses BOOL, so you'll save yourself headache if the typedef ever changes by just using BOOL.
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“ImportError: No module named” when trying to run Python script
...t. I get a ImportError: No module named ..., however, if I launch ipython and import the same module in the same way through the interpreter, the module is accepted.
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How to fix a locale setting warning from Perl?
...settings:
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
My guess is you used ssh to connect to this older host from a newer desktop machine. It's common for /etc/ssh/sshd_config to contain
Ac...
Understanding garbage collection in .NET
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You are being tripped up here and drawing very wrong conclusions because you are using a debugger. You'll need to run your code the way it runs on your user's machine. Switch to the Release build first with Build + Configuration manager, change the "Act...
How to use ssh agent forwarding with “vagrant ssh”?
...onfig.ssh.forward_agent to TRUE in the Vagrantfile, then rebooted the VM, and tried using:
9 Answers
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Could not load file or assembly Microsoft.SqlServer.management.sdk.sfc version 11.0.0.0
I have installed MS SQL Server 2008 R2 and when I try to update model from database under EDMX file I am facing that error.
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What REALLY happens when you don't free after malloc?
...hink of might be something like Palm OS where the program's static storage and runtime memory are pretty much the same thing, so not freeing might cause the program to take up more storage. (I'm only speculating here.)
So generally, there's no harm in it, except the runtime cost of having more sto...