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MySQL - Make an existing Field Unique
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ALTER IGNORE TABLE mytbl ADD UNIQUE (columnName);
For MySQL 5.7.4 or later:
ALTER TABLE myt...
Why are margin/padding percentages in CSS always calculated against width?
...is defined by the height of the
children. If an element has padding-top: 10% (relative to parent
height), that is going to affect the height of the parent. Since the
height of the child is dependent on the height of the parent, and the
height of the parent is dependent on the height of the c...
Joda-Time: what's the difference between Period, Interval and Duration?
...g chronology and time zone) it is relative to. e.g. consider the period of 1 year, if we add this to January 1st we will always arrive at the next January 1st but the duration will depend on whether the intervening year is a leap year or not. Similarly if we add 1 month to the 1st of a month then we...
How to automatically start a service when running a docker container?
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11 Answers
11
Active
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curl -GET and -X GET
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edited Feb 7 '19 at 22:16
answered Dec 14 '11 at 9:20
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TypeScript typed array usage
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120
You have an error in your syntax here:
this._possessions = new Thing[100]();
This doesn't c...
How do I check for a network connection?
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153
You can check for a network connection in .NET 2.0 using GetIsNetworkAvailable():
System.Net....
JavaScript: Is there a way to get Chrome to break on all errors?
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211
Edit: The original link I answered with is now invalid.The newer URL would be https://developer...
What are commit-ish and tree-ish in Git?
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The Short Answer (TL;DR)
Here's a complete list of commit-ish and tree-ish identifiers (from ...
JMS Topic vs Queues
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That means a topic is appropriate. A queue means a message goes to one and only one possible s...