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How to pretty print XML from the command line?
...biquitous on modern *nix installs. A minor point; but can it be called without working through an intermediate file? I.e., echo '<xml .. />' | xmllint --some-read-from-stdn-option?
– svidgen
Apr 18 '13 at 19:08
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Drawing Isometric game worlds
...for-loop with fairly straight forward logic that works consistently throughout all tiles.
Disadvantage:
One downside to that approach is that the x and y coordinates of the tiles on the map will increase in diagonal lines, which might make it more difficult to visually map the location on the scre...
Multi-project test dependencies with gradle
...pendency:
dependencies {
...
testCompile project(':A').sourceSets.test.output
}
Tested with Gradle 1.7.
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Only read selected columns
...ad the first couple of lines from the file using argument nrows. Then work out how many columns there are using ncol(), or however else you want to work out the number of columns to read/ignore. Then read the full file using this info.
– Gavin Simpson
Nov 29 '1...
Symbolic links and synced folders in Vagrant
...up in a shell with admin rights is all that is required. As @jdunk pointed out, this config option is already set by default in Vagrant, as of this commit which happened almost a year before this answer was posted. That said, running vagrant up in a shell with admin rights did resolve my problem.
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How can I get Git to follow symlinks?
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NOTE: This advice is now out-dated as per comment since Git 1.6.1. Git used to behave this way, and no longer does.
Git by default attempts to store symlinks instead of following them (for compactness, and it's generally what people want).
Howeve...
String, StringBuffer, and StringBuilder
...Builder of the exact size you need and loop through the list and build the output, you can even make that StringBuilder an instance variable and 'cache' the results of .toString() and only have to re-generate it when something changes.
Also don't forget about String.format() when building fixed fo...
How can I check if a Perl array contains a particular value?
I am trying to figure out a way of checking for the existence of a value in an array without iterating through the array.
1...
How do I set environment variables from Java?
...he nail on the head.
A possible way to ease the burden would be to factor out a method
void setUpEnvironment(ProcessBuilder builder) {
Map<String, String> env = builder.environment();
// blah blah
}
and pass any ProcessBuilders through it before starting them.
Also, you probably a...
ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
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I had found this suggestion and tried it earlier without success, but perhaps something else was wrong. Trying it just now again, then re-creating the situation with another user, I found that this did in fact do the trick. Of course, the formal answer today was "not to be stup...