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Performing regex Queries with pymongo
...r expression options (such as ignore case), try this:
import re
regx = re.compile("^foo", re.IGNORECASE)
db.users.find_one({"files": regx})
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how to “reimport” module to python then code be changed after import
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How to base64 encode image in linux bash / shell
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What problems? The two commands above should produce identical results, except the first is a useless use of cat.
– chepner
Jun 4 '13 at 13:27
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How to convert nanoseconds to seconds using the TimeUnit enum?
...wrong - convert() and the toFoo() methods all return longs now docs.oracle.com/javase/6/docs/api/java/util/concurrent/…
– Riking
Jul 30 '13 at 1:58
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Ordering by specific field value first
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There's also the MySQL FIELD function.
If you want complete sorting for all possible values:
SELECT id, name, priority
FROM mytable
ORDER BY FIELD(name, "core", "board", "other")
If you only care that "core" is first and the other values don't matter:
SELECT id, name, pri...
Access to Modified Closure
The above seems to work fine though ReSharper complains that this is "access to modified closure". Can any one shed light on this?
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Grep for literal strings
... is it possible to do on the prompt? Pressing Enter obviously executes the command.
– ADTC
Dec 7 '15 at 9:21
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TypeScript: Creating an empty typed container array
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The existing answers missed an option, so here's a complete list:
// 1. Explicitly declare the type
var arr: Criminal[] = [];
// 2. Via type assertion
var arr = <Criminal[]>[];
var arr = [] as Criminal[];
// 3. Using the Array constructor
var arr = new Array<Crimi...
Convert an integer to a float number
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Let's note that go’s compiler is unintuitive about this. a := uint(8); b := uint(5); c := float32(a/b) will make c be 1.00000, not 1.6.
– isomorphismes
Nov 9 '19 at 20:00
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