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How to show SQL queries run in the Rails console?
... Perfect, just what I needed. Have any recommendation where to go find small tricks such as these are documented?
– randombits
May 29 '10 at 18:18
2
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Asterisk in function call
...as input, and expands it into actual positional arguments in the function call.
So if uniqueCrossTabs was [ [ 1, 2 ], [ 3, 4 ] ], then itertools.chain(*uniqueCrossTabs) is the same as saying itertools.chain([ 1, 2 ], [ 3, 4 ])
This is obviously different from passing in just uniqueCrossTabs. In yo...
Meaning of Open hashing and Closed hashing
...ast this with open hashing - in this strategy, none of the objects are actually stored in the hash table's array; instead once an object is hashed, it is stored in a list which is separate from the hash table's internal array. "open" refers to the freedom we get by leaving the hash table, and using ...
Parse a .py file, read the AST, modify it, then write back the modified source code
I want to programmatically edit python source code. Basically I want to read a .py file, generate the AST , and then write back the modified python source code (i.e. another .py file).
...
Difference between double and single curly brace in angular JS?
...ome directives like `ngSrc` -->
<img ng-src="http://www.example.com/gallery/{{hash}}"/>
<!-- set the title attribute -->
<div ng-attr-title="{{celebrity.name}}">...
<!-- set a custom attribute for your custom directive -->
<div custom-directive custom-attr="{{pizza.si...
Crontab Day of the Week syntax
...day
5 - Fri Friday
6 - Sat Saturday
7 - Sun Sunday
Graphically:
┌────────── minute (0 - 59)
│ ┌──────── hour (0 - 23)
│ │ ┌────── day of month (1 - 31)
│ │ │ ┌──── month (1 - 12)
│ │ │ │ ┌─...
What are Bearer Tokens and token_type in OAuth 2?
... token_type value that gets sent back with a valid response. In the spec all the examples show "token_type":"example" but says it should be
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How do I merge a specific commit from one branch into another in Git?
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The git cherry-pick <commit> command allows you to take a single commit (from whatever branch) and, essentially, rebase it in your working branch.
Chapter 5 of the Pro Git book explains it better than I can, complete with diagrams and such. (The chapter on Reba...
How can I list (ls) the 5 last modified files in a directory?
I know ls -t will list all files by modified time. But how can I limit these results to only the last n files?
5 Answe...
Spring CrudRepository findByInventoryIds(List inventoryIdList) - equivalent to IN clause
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It's actually listed in the reference documentation.
– Oliver Drotbohm
Sep 27 '13 at 14:09
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