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How to format a string as a telephone number in C#
I have a string "1112224444' it is a telephone number. I want to format as 111-222-4444 before I store it in a file. It is on a datarecord and I would prefer to be able to do this without assigning a new variable.
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Bulk insert with SQLAlchemy ORM
...ions - SQLAlchemy docs
With these operations, you can now do bulk inserts or updates!
For instance, you can do:
s = Session()
objects = [
User(name="u1"),
User(name="u2"),
User(name="u3")
]
s.bulk_save_objects(objects)
s.commit()
Here, a bulk insert will be made.
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When to use AtomicReference in Java?
... simple atomic (i.e. thread-safe, non-trivial) operations on a reference, for which monitor-based synchronization is not appropriate. Suppose you want to check to see if a specific field only if the state of the object remains as you last checked:
AtomicReference<Object> cache = new AtomicRef...
Can someone explain the “debounce” function in Javascript
...altered slightly from the code in the link. In the link, there is a check for (immediate && !timeout) BEFORE creating a new timout. Having it after causes immediate mode to never fire. I have updated my answer to annotate the working version from the link.
function debounce(func, wait, ...
How to write header row with csv.DictWriter?
... the writeheader() method now available in 2.7 / 3.2:
from collections import OrderedDict
ordered_fieldnames = OrderedDict([('field1',None),('field2',None)])
with open(outfile,'wb') as fou:
dw = csv.DictWriter(fou, delimiter='\t', fieldnames=ordered_fieldnames)
dw.writeheader()
# contin...
How to edit a node module installed via npm?
I'm using the node_swiz module, which in turn uses the validator module.
5 Answers
5
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“Cannot connect to iTunes Store” in-app purchases
...fiers, but upon purchase I receive the dreaded "Cannot connect to iTunes Store". Interesting thing is that restore purchases seems to work - iTunes login pops up.
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node and Error: EMFILE, too many open files
For some days I have searched for a working solution to an error
17 Answers
17
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Difference between WebStorm and PHPStorm
I'm choosing an IDE for web development and I would like to know what the differences between WebStorm and PHPStorm are.
6 ...
What is a CSRF token ? What is its importance and how does it work?
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Cross-Site Request Forgery (CSRF) in simple words
Assume you are currently logged into your online banking at www.mybank.com
Assume a money transfer from mybank.com will result in a request of (conceptually) the form http://www.mybank.com/tran...