~jk
Jan Kneschke. ~jk.
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Best pages on Jan.kneschke.de
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~jk
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php I always disliked the way PHP handles Objects. There is no way to assign a type to properties. Validators have to be glued against the fields externally and you can't just generate a Object-Descri...
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MySQL Proxy: Query Stats - ~jk
In one of the last commits I added a SQL Tokenizer which understands the basic tokens of (My)SQL: Strings Literals Numbers Comments Operators With this basic understanding we can normalize Queries and...
Jan.kneschke.de news digest
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7 years
Finding workarounds for compiler bugs with git-bisect
Starting point
Recently, a unit-test failed on one of the older build-machines which still uses more or lessvanilla gcc 4.9.2.
After unwrapping the unit-test from the test-suite and removing -
7 years
Speeding up protocol decoders in python
Decoding binary protocols in python
Decoding binary protocols like the MySQL Client/Server Protocol or MySQL'snew X Protocol involves taking a sequence of bytes and turning them intointegers.
In python the usually workhorse for this task is struct.unpack()... -
10 years
Building in C applications in Wine
Every once in a while the Continuous Integration reminds me that the code I write isn't "that"portable. I develop on Linux, push to the SCM and the CI goes out and builds on several Unixesand Windows.
Fixing windows build issues through the CI takes quite a while. It is far easier to havea local windows build-environment around to do the build, testing before you push. You couldmake that quite efficient by installing Windows in a VM, use shared-folders... -
10 years
Roland opened a bug "Documentation indicates some MYSQL_FIELD->flags are deprecated which aren't."
The MySQL protocol uses the string values of ENUM- and SET-fields. To indicate that this stringoriginated from a ENUM- or SET-column the ENUM_FLAG and SET_FLAG are usedin the Column Defintion...
Domain history
| Web host: | Hetzner Online GmbH |
| Registrar: | DENIC eG |
| Registrant: | |
| Updated: | July 20, 2015 |
| Expires: | January 01, 1970 |
| Created: | January 01, 1970 |
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