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connecting to MySQL from the command line
...light security risk because it ends up in your command history and process tables. If you leave out the password it will ask you for it.
– dj_segfault
Feb 27 '11 at 7:16
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How was the first compiler written?
... possible to write a program in opcodes directly by looking them up from a table (such as this one for the 6039 microprocessor, for example) that lists them with the matching assembly instructions, and hand-determining memory addresses/offsets for things like jumps.
The first programs were done in ...
How do I check if an integer is even or odd? [closed]
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You should optimise this with a look-up table.
– Weeble
Feb 27 '10 at 2:45
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Good tool to visualise database schema? [closed]
...nge function in MySQL Workbench. It may save you from manually moving the tables around.
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How many random elements before MD5 produces collisions?
...ase they could probably figure out the credit card numbers using a rainbow table ...
– Sam Saffron
May 4 '09 at 2:42
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.keyCode vs. .which
... this can make a big difference to most applications. For example, non-printable keys in Firefox have a which property of zero and the same keyCode property as keydown. The Home key has a keyCode of 36 on my PC in Firefox, which is the character code for "$", which would make it impossible to distin...
Editing screenshots in iTunes Connect after iOS app was approved
...you wish to coordinate for a specific version.
On the other hand, in the table in Appendix A it is stated that the screenshots are Locked, Version-level (page 153).
Version-level is:
If the item is marked on the Version, then the item information will relate to a specific version and may vary...
Why are unnamed namespaces used and what are their benefits?
...sually better to prefer static linkage, as that doesn't pollute the symbol table. It is better to write
static bool getState(/*...*/);
here. I fell into the same trap (there's wording in the standard that suggest that file-statics are somehow deprecated in favour of anonymous namespaces), but wor...
How to hide databases that I am not allowed to access
...ct to my Heroku - Postgresql database via pgAdmin3 , It lists all the tables (about 2600). Every time I open the pgAdmin3 I have to find my own database.
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When should I use semicolons in SQL Server?
... you must use the semicolon. The first situation is where you use a Common Table Expression (CTE), and the CTE is not the first statement in the batch. The second is where you issue a Service Broker statement and the Service Broker statement is not the first statement in the batch.
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