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How can I tell gcc not to inline a function?
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You want the gcc-specific noinline attribute.
This function attribute prevents a
function from being considered for
inlining. If the function does not
have side-effects, there are
optimizations other than inlining that
causes functi...
Kill detached screen session [closed]
...screens directory will not have the 26727.pts-0.devxxx file in it anymore. Now to make sure just type this:
screen -ls
and you should get:
No Sockets found in /tmp/uscreens/S-xxx.
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Convert sqlalchemy row object to python dict
... __dict__ includes an _sa_instance_state entry which must then be removed. if you upgrade to a future version and other attributes are added you may have to go back and manually deal with them. if you want just column data (for example, to take a list of instances from a query and drop them in a pan...
Naming convention - underscore in C++ and C# variables
...is simply a convention; nothing more. As such, its use is always somewhat different to each person. Here's how I understand them for the two languages in question:
In C++, an underscore usually indicates a private member variable.
In C#, I usually see it used only when defining the underlying priv...
ImportError in importing from sklearn: cannot import name check_build
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Check if there is a file called "sklearn" in the same folder. Try running from a different folder. Solved it for me (my fault). Find file with <ls | grep -i "sklearn">
– Punnerud
Mar 3 '...
Embed git commit hash in a .Net dll
...on. The Microsoft.NET.Sdk (meaning you must be using an sdk-style project) now includes support for adding the commit hash to both the assembly informational version as well as to the nuget package metadata, if some conditions are met:
The <SourceRevisionId> property must be defined. This can...
Removing multiple keys from a dictionary safely
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def entries_to_remove(entries, the_dict):
for key in entries:
if key in the_dict:
del the_dict[key]
A more compact version was provided by mattbornski using dict.pop()
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^M at the end of every line in vim
...trip out the DOS line endings is to use the ff option:
:set ff=unix
:wq
Now your file is back to the good-old-Unix-way.
If you want to add the DOS line-endings (to keep a printer happy, or transfer files with Windows friends who don't have nice tools) you can go the opposite direction easily:
:...
How can I store my users' passwords safely?
... salted hashes: add pepper
If you want extra security, the security folks now (2017) recommend adding a 'pepper' to the (automatically) salted password hashes.
There is a simple, drop in class that securely implements this pattern, I recommend:
Netsilik/PepperedPasswords
(github).
It comes with...
Get value of a string after last slash in JavaScript
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When I know the string is going to be reasonably short then I use the following one liner... (remember to escape backslashes)
// if str is C:\windows\file system\path\picture name.jpg
alert( str.split('\\').pop() );
alert pops up ...