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Adding 'serial' to existing column in Postgres
..._seq', 5); -- replace 5 by SELECT MAX result
INSERT INTO foo (b) VALUES('teste');
INSERT INTO bar (b) VALUES('teste');
SELECT * FROM foo;
SELECT * FROM bar;
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Import CSV file to strongly typed data structure in .Net [closed]
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I agree with @NotMyself. FileHelpers is well tested and handles all kinds of edge cases that you'll eventually have to deal with if you do it yourself. Take a look at what FileHelpers does and only write your own if you're absolutely sure that either (1) you will never ...
user authentication libraries for node.js?
...ry simple authentication with connect
(It's complete. Just execute it for testing but if you want to use it in production, make sure to use https)
(And to be REST-Principle-Compliant you should use a POST-Request instead of a GET-Request b/c you change a state :)
var connect = require('connect');
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What are bitwise shift (bit-shift) operators and how do they work?
...one as if( (unsigned)(x-1) <=(unsigned)(9-1)) Changing two conditional tests to one can be a big speed advantage; especially when it allows predicated execution instead of branches. I used this for years (where justified) until I noticed abt 10 years ago that compilers had started doing this tra...
Advantages of stateless programming?
...ise.
But efficiency is not the only concern. A pure function is easier to test and debug since anything that affects it is explicitly stated. And when programming in a functional language, one gets in the habit of making as few functions "dirty" (with I/O, etc.) as possible. Separating out the stat...
Remove whitespaces inside a string in javascript
...urrently accepted answer does the same thing. Please present some relevant tests indicating this is faster than that answer by anything more than nanoseconds.
– Heretic Monkey
Apr 10 at 12:31
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jQuery slideUp().remove() doesn't seem to show the slideUp animation before remove occurs
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I tested - it doesn't remove element after sliding up.
– Konstantin Spirin
May 13 '10 at 8:43
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Using success/error/finally/catch with Promises in AngularJS
...ibrary uses .success and .error instead of .then and .catch. However in my tests I could access all properties of the $http promise when using .then and .catch promises. Also see zd333's answer.
– Steve K
Jun 2 '15 at 13:14
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What is copy-on-write?
... of data when underlaying data are updated. Instant snapshots are used for testing uses or moment-dependent reports and should not be used to replace backups.
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Error: Cannot access file bin/Debug/… because it is being used by another process
...error is only when you're building your application during development and testing and only in Visual Studio, not for any deployed application running on client systems.
– ScottN
Jul 13 '15 at 15:38
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