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Realistic usage of the C99 'restrict' keyword?
I was browsing through some documentation and questions/answers and saw it mentioned. I read a brief description, stating that it would be basically a promise from the programmer that the pointer won't be used to point somewhere else.
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How to create empty text file from a batch file?
Can somebody remember what was the command to create an empty file in MSDOS using BAT file?
13 Answers
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How do you create a daemon in Python?
...The first result is to this code recipe which has a lot of documentation and explanation, along with some useful discussion underneath.
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C: What is the difference between ++i and i++?
In C, what is the difference between using ++i and i++ , and which should be used in the incrementation block of a for loop?
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inject bean reference into a Quartz job in Spring?
I managed to configure and schedule a Quartz job using JobStoreTX persistent store in Spring. I do not use Spring's Quartz jobs, because I need to schedule them dynamically, at run time, and all examples of integrating Spring with Quartz that i found were hard-coding the shcedules in the Spring con...
Check if a subview is in a view
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@zad0xsis - I don't understand the real case. If you added the second view using addSubview: method (which is probably the case the first time), the next time, you'll reach the else part because the second view now is a subview of the first. Isn't it w...
How do I check in SQLite whether a table exists?
... the complete query is:
SELECT name FROM sqlite_master WHERE type='table' AND name='{table_name}';
Where {table_name} is the name of the table to check.
Documentation section for reference: Database File Format. 2.6. Storage Of The SQL Database Schema
This will return a list of tables with the...
T-SQL CASE Clause: How to specify WHEN NULL
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Handling it with something like this may be of use, or something of the like: COALESCE(last_name, '') The case statement, while concise, is imho less maintainable than COALESCE in large queries. In the end, you have the...
Difference between PCDATA and CDATA in DTD
What is the difference between #PCDATA and #CDATA in DTD ?
6 Answers
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Activity transition in Android
How can I define the transition between two activities for Android 1.5 and later?
I would like an activity to fade in.
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