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How to use classes from .jar files?
...g any IDE, then please look at javac -cp option. However, it's much better idea to package your program in a jar file, and include all the required jars within that. Then, in order to execute your jar, like,
java -jar my_program.jar
you should have a META-INF/MANIFEST.MF file in your jar. See her...
Mismatch Detected for 'RuntimeLibrary'
...ng, etc.)
The most important part of the problem is this: having the same idea about the size of objects on either side of a function call.
Consider for example that the above two pieces of code are called A and B. A is compiled against one version of the standard library, and B against another. I...
List all of the possible goals in Maven 2?
...ever browse the 377 possibilities, I use completion. But this gives you an idea about the size of "a" list :)
Resources
Guide to Maven 2.x auto completion using BASH
Fixing Maven 2.x BASH auto completion on CYGWIN
Maven bash completion
maven2 bash completion complete
Maven Tab Auto Completion ...
MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...文件名
-q: 指明导出数据的过滤条件
实例：test库中存在着一个students集合，集合中数据如下：
> db.students.find()
{ "_id" : ObjectId("5031143350f2481577ea81e5"), "classid" : 1, "age" : 20, "name" : "kobe" }
{ "_id" : ObjectId("5031144a50f2481577ea81e6"), "cla...
mongo group query how to keep fields
...oup and use $first or $last operators on any field. When accumulating, the idea to include other fields (which are accumulated/funneled/reduced) doesn't make so much sense even theoretically. However, sorting before hand is actually inefficient compared to sorting each group within themselves since ...
Disabled input text color
...
UPDATED 2019:
Combining ideas from this page into a "set and forget" solution.
input:disabled, textarea:disabled, input:disabled::placeholder, textarea:disabled::placeholder {
-webkit-text-fill-color: currentcolor; /* 1. sets text fill to current...
Sorting a vector in descending order
...
Actually, the first one is a bad idea. Use either the second one, or this:
struct greater
{
template<class T>
bool operator()(T const &a, T const &b) const { return a > b; }
};
std::sort(numbers.begin(), numbers.end(), greater());
...
How to delete last character in a string in C#?
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I knew this was in Ruby, had no idea it was in C# and I'm a .net dev. I feel so embarrassed lol
– Jack Marchetti
Feb 5 '13 at 20:31
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How to get a Static property with Reflection
...
This is C#, but should give you the idea:
public static void Main() {
typeof(Program).GetProperty("GetMe", BindingFlags.NonPublic | BindingFlags.Static);
}
private static int GetMe {
get { return 0; }
}
(you need to OR NonPublic and Static only)
...
Getting “cannot find Symbol” in Java project in Intellij
...y to be your ../src folder is not marked as a "source" folder in Intellij IDEA, so it doesn't know to look there to find your class. You can right click the folder in the project explorer and choose "mark as source folder" to fix this.
...