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Ordering by specific field value first
... FIELD() docs, I am pretty sure there isn't any way to evaluate this as substrings, as each argument has to be some kind of string. There may be some string manipulation functions that could help, but I'm not sure.
– Nerdmaster
Aug 8 '18 at 18:48
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How to create a file in Ruby
...
Use:
File.open("out.txt", [your-option-string]) {|f| f.write("write your stuff here") }
where your options are:
r - Read only. The file must exist.
w - Create an empty file for writing.
a - Append to a file.The file is created if it does not exist.
r+ ...
What are Runtime.getRuntime().totalMemory() and freeMemory()?
...ailable in jvm.
public class MemoryTest {
public static void main(String args[]) {
System.out.println("Used Memory : " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()) + " bytes");
System.out.println("Free Memory : " + Runtime.g...
How to word wrap text in HTML?
...the word to be wrapped is an overly.long.java.package.name or some similar string with many dots. then you can add the ­ after each dot.
– dokaspar
Aug 29 '12 at 14:12
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Determine the type of an object?
...t question, don't use type - use isinstance:
def foo(obj):
"""given a string with items separated by spaces,
or a list or tuple,
do something sensible
"""
if isinstance(obj, str):
obj = str.split()
return _foo_handles_only_lists_or_tuples(obj)
This covers the cas...
Regular Expression: Any character that is NOT a letter or number
...lace(/[^\w]/);
It will replace all the non-alphabets and numbers from your string!
Edit 1: str.replace(/[^\w]/g, ' ')
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How to select an option from drop down using Selenium WebDriver C#?
...cting control by ID and option by text):
protected void clickOptionInList(string listControlId, string optionText)
{
driver.FindElement(By.XPath("//select[@id='"+ listControlId + "']/option[contains(.,'"+ optionText +"')]")).Click();
}
use:
clickOptionInList("ctl00_ContentPlaceHolder_lbxAll...
How to sort a file, based on its numerical values for a field?
...an page for sort...
-n, --numeric-sort
compare according to string numerical value
So here is an example...
sort -n filename
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Handling colon in element ID with jQuery
...z" and thus fail.
//You would first have to look for ":" in the id string, then replace it
var jEle = $(document.getElementById(id)); //forget about the fact
//that the id string might contain ':', this always works
}
//just to give an idea that the ID might be coming...
Getting the last element of a list
...at should happen when attempting to get an element from an empty list. For Strings astr[-1:] could be a valid approach since it returns the same type as astr[-1], but I don't think the ':' helps to deal with empty lists (and the question is about lists). If the idea is to use "alist[-1:]" as a condi...