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How can I use Async with ForEach?
... case, I recommend projecting each element into an asynchronous operation, and you can then (asynchronously) wait for them all to complete.
using (DataContext db = new DataLayer.DataContext())
{
var tasks = db.Groups.ToList().Select(i => GetAdminsFromGroupAsync(i.Gid));
var results = awa...
How to create a new database using SQLAlchemy?
...cause postgres does not allow you to create databases inside transactions, and sqlalchemy always tries to run queries in a transaction. To get around this, get the underlying connection from the engine:
>>> conn = engine.connect()
But the connection will still be inside a transaction, s...
How to prevent open last projects when intellij idea start
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Usefull for both intelij and android studio. Thanks!
– Andrew
Jul 25 '18 at 14:32
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show 2...
new DateTime() vs default(DateTime)
...s must be compile-time constants, which MinValue is not. default(DateTime) and new DateTime() are both valid though.(which is actually funny, because const DateTime x = default(DateTime) is not valid, since DateTime values cannot be declared as compile-time constants)
– Jerri K...
How do I escape a single quote ( ' ) in JavaScript? [duplicate]
...rs instead. I highly recommend that you utilize jQuery for your project and use their syntax to manage event listeners over using DOM.
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How to pick a new color for each plotted line within a figure in matplotlib?
I'd like to NOT specify a color for each plotted line, and have each line get a distinct color. But if I run:
7 Answers
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Using app.configure in express
I found some code where they set up Express without using app.configure and I was wondering, what's the difference between using app.configure without an environment specifier and not using it?
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How to select only date from a DATETIME field in MySQL?
...t is set up with DATETIME . I need to SELECT in this table only by DATE and excluding the time.
15 Answers
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Choose Git merge strategy for specific files (“ours”, “mine”, “theirs”)
...o check out such an entry from the index, the checkout operation will fail and nothing will be checked out. Using -f will ignore these unmerged entries. The contents from a specific side of the merge can be checked out of the index by using --ours or --theirs. With -m, changes made to the working tr...
Filter dict to contain only certain keys?
...nary comprehension.
If you use a version which lacks them (ie Python 2.6 and earlier), make it dict((your_key, old_dict[your_key]) for ...). It's the same, though uglier.
Note that this, unlike jnnnnn's version, has stable performance (depends only on number of your_keys) for old_dicts of any siz...