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node.js global variables?
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edited Apr 19 at 8:17
Samuel Ebert
3799 bronze badges
answered Mar 27 '11 at 20:10
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Smallest data URI image possible for a transparent image
...nd more stable version as follows:
⇊ Stable ⇊ (but slightly longer - 78 bytes)
data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7
As another tip, don't omit image/gif as one comment suggests. This will break in several browsers.
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Xcode “Build and Archive” from command line
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edited Aug 27 '18 at 21:29
mles
3,61577 gold badges3838 silver badges7676 bronze badges
answer...
Python Flask, how to set content type
...t-Type is based on the mimetype parameter and the charset (defaults to UTF-8).
Response (and request) objects are documented here: http://werkzeug.pocoo.org/docs/wrappers/
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Which one will execute faster, if (flag==0) or if (0==flag)?
...-in, then both should take the same speed.
From the Wikipedia article on x86, I'd bet for a Jxx instruction for the if statement: perhaps a JNZ (Jump if Not Zero) or some equivalent.
I'd doubt the compiler misses such an obvious optimization, even with optimizations turned off. This is the type of...
Compile time string hashing
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89
This is a little bit late, but I succeeded in implementing a compile-time CRC32 function with t...
Way to ng-repeat defined number of times instead of repeating over array?
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Update (9/25/2018)
Newer versions of AngularJS (>= 1.3.0) allow you to do this with only a variable (no function needed):
<li ng-repeat="x in [].constructor(number) track by $index">
<span>{{ $index+1 }}</span>
</...
Transaction isolation levels relation with locks on table
...rty>
Where
1: READ UNCOMMITTED
2: READ COMMITTED
4: REPEATABLE READ
8: SERIALIZABLE
Hibernate configuration is taken from here (sorry, it's in Spanish).
By the way, you can set the isolation level on RDBMS as well:
MySQL isolation level,
SQL Server isolation level
Informix isolation lev...
Inheriting class methods from modules / mixins in Ruby
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answered May 21 '12 at 21:38
Sergio TulentsevSergio Tulentsev
203k3636 gold badges337337 silver badges336336 bronze badges
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