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Can JSON start with “[”?
...java.JSONArray;
import com.ibm.json.java.JSONObject;
public class BookListTest {
public static void main(String[] args) {
String jsonBookList = "{\"book_list\":{\"book\":[{\"title\":\"title 1\"},{\"title\":\"title 2\"}]}}";
Object book_list;
try {
book_list = JSONObjec...
Change case of a file on Windows?
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@Alejandro What you say is wrong. I just tested it and git recognized the renaming without any problems. As in other cases the file is shown as removed / new in the index, but while committing, git notices, that it has just been renamed.
– Nils...
How to give Jenkins more heap space when it´s started as a service under Windows?
...lt;mavenOpts>-Xms512m -Xmx1024m -Xss1024k -XX:MaxPermSize=1024m -Dmaven.test.failure.ignore=false</mavenOpts>
Ensure to align these template entries with the VM setting of your system
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How can I generate a diff for a single file between two branches in github
... the file as an email attachment.
$ git diff v0.9.0 v0.9.5 -- LibGit2Sharp.Tests/LazyFixture.cs > /tmp/lazyfixture.diff
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How to specify maven's distributionManagement organisation wide?
...ctory.
We use this exact solution at my organization and it has stood the test of time and worked quite well for us.
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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
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@BilltheLizard I respectfully disagree. Most of the test is either un-searchable things like { and [, or are generic words like array , id and @implementation. The relevant keywords are literal, objc and xcode, not the specific mentions of [ or @implementation. You don't want ...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
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Do you have a source? I want to test the runtimes but I don't have an Xbox 360 development kit.
– DucRP
Dec 16 '16 at 6:20
add a com...
Why was the arguments.callee.caller property deprecated in JavaScript?
...ctoring dangers, which only increase as the code base size increases. Unit tests are a line of defense, and I use them, but they're still not an answer that really satiates me personally regarding this hardcoding issue.
– Jasmine Hegman
May 1 '13 at 18:43
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Why does the C# compiler not fault code where a static method calls an instance method?
...SameName(object o) { }
void SameName(string s) { }
public static void Test()
{
SameName("Hi mom");
}
}
This will not compile because the best overload is the one taking a string. But hey, that's an instance method, so compiler complains (instead of taking the second-best overload).
A...
Subset of rows containing NA (missing) values in a chosen column of a data frame
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Never use =='NA' to test for missing values. Use is.na() instead. This should do it:
new_DF <- DF[rowSums(is.na(DF)) > 0,]
or in case you want to check a particular column, you can also use
new_DF <- DF[is.na(DF$Var),]
In case you...