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Interfaces — What's the point?
...alled "Order", whereas if you make the call to a C# object, it's already established that it implements that method, and the call can be made to such an such address.
– Boluc Papuccuoglu
May 11 '13 at 15:16
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What do 'real', 'user' and 'sys' mean in the output of time(1)?
...nning in kernel mode and runs code from a specific location held in a jump table. For security reasons, you cannot switch to kernel mode and execute arbitrary code - the traps are managed through a table of addresses that cannot be written to unless the CPU is running in supervisor mode. You trap ...
Hash and salt passwords in C#
...i Technically, yes, but having a unique salt for each user renders Rainbow Tables (generally accepted as the most efficient way to crack hashed passwords) practically useless. This is a quick oveview gives a in-depth but not overwhelming overview of how to store passwords securely, and why/how it al...
Is there a way to auto expand objects in Chrome Dev Tools?
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Consider using console.table().
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Reference — What does this symbol mean in PHP?
... & $b;
This would output the number 8. Why? Well let's see using our table example.
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| 1 Byte ( 8 bits ) |
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|Place Value | 128| 64| 32| 16| 8| 4| 2| 1|
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How to organize a node app that uses sequelize?
...rstand Sequelize, but to me doing things more than just selecting from one table wasn't really convenient. And where ordinarily you would use select from two or more tables, or a union in pure SQL, you would have to run separate queries, and with the async nature of Node it's just added complexity. ...
What's a correct and good way to implement __hash__()?
...nswer below mentions, hash method should not be defined/overridden for a mutable object (defined by default and uses id for equality and comparison).
– Mr Matrix
Jan 5 at 20:14
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Better techniques for trimming leading zeros in SQL Server?
...eading-zero's.
If you plan on reusing it a lot, then place it in an Inline-Table-Valued-Function (ITVF).
Your concerns about performance problems with UDF's is understandable.
However, this problem only applies to All-Scalar-Functions and Multi-Statement-Table-Functions.
Using ITVF's is perfectly fi...
Why is iterating through a large Django QuerySet consuming massive amounts of memory?
The table in question contains roughly ten million rows.
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Multiple DB Contexts in the Same DB and Application in EF 6 and Code First Migrations
...me connection string. But you want to make sure they don't map to the same tables.
– Anthony Chu
Feb 4 '14 at 15:23
If...