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How to capture no file for fs.readFileSync()?
...in node.js readFile() shows how to capture an error, however there is no comment for the readFileSync() function regarding error handling. As such, if I try to use readFileSync() when there is no file, I get the error Error: ENOENT, no such file or directory .
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One DbContext per web request… why?
...up Entity Framework's DbContext so that only one is created and used per HTTP web request using various DI frameworks.
9 ...
Could not load file or assembly 'Newtonsoft.Json' or one of its dependencies. Manifest definition do
... answered May 16 '14 at 15:17
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String literals: Where do they go?
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A common technique is for string literals to be put in "read-only-data" section which gets mapped into the process space as read-only (which is why you can't change it).
It does vary by platform. For example, simpler chip arc...
What is the difference between a thread and a fiber?
...an run.
Some useful links explaining it better than I probably did are:
http://en.wikipedia.org/wiki/Fiber_(computer_science)
http://en.wikipedia.org/wiki/Computer_multitasking#Cooperative_multitasking.2Ftime-sharing
http://en.wikipedia.org/wiki/Pre-emptive_multitasking
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Are there any downsides to passing structs by value in C, rather than passing a pointer?
...a the stack or registers depending on compiler options/implementation
See: http://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html
-fpcc-struct-return
-freg-struct-return
If two compilers disagree, things can blow up. Needless to say the main reasons not to do this are illustrated are stack consum...
How can I delete all Git branches which have been merged?
...ip, you can add it to the egrep command like the following. The branch skip_branch_name will not be deleted.
git branch --merged| egrep -v "(^\*|master|dev|skip_branch_name)"
To delete all local branches that are already merged into the currently checked out branch:
git branch --merged | egrep -v "...
Managing CSS Explosion
...olete definitions immediately.
When adding CSS during fixing bugs, leave a comment as to what the change does ("This is to make sure the box is left aligned in IE < 7")
Avoid redundancies, e.g. defining the same thing in .classname and .classname:hover.
Use comments /** Head **/ to build a clear ...
Renaming a virtualenv folder without breaking it
...e
use relative paths, and will change
all the scripts to use
activate_this.py instead of using the
location of the Python interpreter to
select the environment.
Note: you must run this after you've
installed any packages into the
environment. If you make an
environment relocatab...
Is it a good practice to use try-except-else in Python?
...flow control."
In the Python world, using exceptions for flow control is common and normal.
Even the Python core developers use exceptions for flow-control and that style is heavily baked into the language (i.e. the iterator protocol uses StopIteration to signal loop termination).
In addition, ...