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How to make space between LinearLayout children?
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I'm not really clear on what you mean by this. I should define the customview in xml? But I will need to dynamically create an arbitrary number of custom views, which I will then add to my LinearLayout.
– ab11
Nov 23 '10 at...
Which is faster: while(1) or while(2)?
This was an interview question asked by a senior manager.
23 Answers
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What is copy-on-write?
...ft SQL Server 2005. Instant snapshots preserve a static view of a database by storing a pre-modification copy of data when underlaying data are updated. Instant snapshots are used for testing uses or moment-dependent reports and should not be used to replace backups.
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How does a PreparedStatement avoid or prevent SQL injection?
... SQL injection is, that a user input is used as part of the SQL statement. By using prepared statements you can force the user input to be handled as the content of a parameter (and not as a part of the SQL command).
But if you don't use the user input as a parameter for your prepared statement but...
.keyCode vs. .which
....keyCode || 0;
...which handles the possibility that e.which might be 0 (by restoring that 0 at the end, using JavaScript's curiously-powerful || operator).
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rails simple_form - hidden field - create?
... "some value"
Shorter, DRYer and perhaps more obvious.
Of course with ruby 1.9 and the new hash format we can go 3 characters shorter with...
=f.hidden_field :title, value: "some value"
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.c vs .cc vs. .cpp vs .hpp vs .h vs .cxx [duplicate]
... A note about .ii: .i and .ii are the default extensions used by GCC, and likely other compilers too, for preprocessed C and C++ source respectively, not necessarily inline header definitions. If you ask GCC to preprocess a source with the -E switch, you get a .i or .ii file which can ...
How to parse/format dates with LocalDateTime? (Java 8)
..., so without additional information, it can't be reliably converted.
Note: By timestamp I mean "a string that contains a date and/or time, optionally with a time zone and/or time offset."
Several time zones may share the same time offset for certain periods. For instance, GMT/UTC time zone is the sa...
Why is the Java main method static?
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@EdwinDalorzo - What would be gained by forcing the entry point class to be instantiated? Calling a static method places the least amount of burden on the class. It's free to instantiate itself if that makes more sense for your design.
– Da...
How can I redirect HTTP requests made from an iPad?
...at way, it's enough to be able to access your web application on your iPad by entering the url of the virtual host (e.g. local.mywebapp.com). It's easy and quick, but unlike Will Koehler's solution, you will however not be able to access Internet from the iPad. But most of the time it's not really a...