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ActiveRecord how to correctly exclude records with conditions correctly?
by sgmichelsen in Programming Languages

Why does below not work?
Try to exclude all the is_reply = 1 values from the query but can't figure out how to.
I tried several combinations but all fail.


All records with is_reply = 1 still get returned with this below query, I think need to sub the or part but how?


@messages = Message.all(:conditions => ['is_reply = ? AND recipient_id
= ? OR user_id


How to correctly concatenate messages correctly in an alert
by Norway in Programming Languages

I want to concatenate messages in my alert so that it show all error messages for the first question it encounters errors on. For example if I have 3 questions and there are errors in question 1 and question 3, when I click on the submit button, the validation alert should display an example alert like so:


You have errors on Question Number: 1



• You have no


My J2me application working correctly in simulator but not working correctly in Mobile phone
by Pennsylvania in Programming Languages

I developed a J2ME project using sun java wireless toolkit 2.5.2_01 for CLDC.


In my project I display a form namely TableForm. Inside that form I display a table CustomItemTable. This table I created using javax.microedition.lcdui.CustomItem.


The table ("CustomItemTable") had the buttons "EDIT CELL", "SAVE CELL".


What I


How to Use It's and Its Correctly
by Govind Bhavan in Education
It's a basic grammar and spelling rule you learned in grade school, but the words "it's" (a contraction) and "its" (a possessive pronoun) are often used incorrectly, thanks to that darn little apostrophe. The following tips will help you understand the difference between "it's" and "its" so that you'll always use them properly.Difficulty:EasyInstructions Understand that the word "it's" is a con
TAGS : Correctly

How to Use That and Which Correctly
by skulldrinker in Education
Certain word uses have become so common in modern American language that the public generally accepts them, even if they are technically incorrect. However, careful writers and speakers should make a point of using words correctly to make their meanings clear.

How to Use Whose and Who's Correctly
by niswilsonnissen in Education
Although "whose" and "who's" sound the same, these words have different meanings and spellings. Learn how to use "whose" and "who's" correctly so your meaning will be clear. The apostrophe is key to determining which spelling is correct.Difficulty:Moderately EasyInstructions Spell both words, and notice that "who's" has an apostrophe. An apostrophe means that letters or words have been left out
TAGS : Whose Correctly

How to Use I, Me and Myself Correctly
by licensing in Education
The proper use of first-person pronouns is something even grammarians puzzle over from time to time. The most common mistake is using "I" or "myself" for the sake of formality when the more casual-sounding "me" is actually correct. Although there will always be sentences that trip you up, here are a few pointers that will help you pick the right pronoun.Difficulty:Eas
TAGS : Myself Correctly

How to Use Beside and Besides Correctly
by John G in Education
Like many word pairs in English, "beside" and "besides" are confusingly similar. Knowing which of these words is the more "literal" and which one is more idiomatic will keep you out of trouble.Difficulty:ModerateInstructions Use "beside" as the more literal directional terminology, as in "The chair is beside the wall."
Use "beside" in selected idioms. "He was beside himself" is the best exam

Do I use $? correctly?
by hovergirl in Network & Servers

I want to verify if I can connect to a database (PostgresSQL) into a bash script


I execute the following command (PGUSER, PGDATABASE... are set)


psql -f sql/test_connection.sql > /dev/null 2>&1

When I echo $? it shows 0 if success, 2 if not.


It works fine in a terminal.


When I put it into a bash scr

TAGS : correctly

How to Use Hopefully Correctly
by DeadFred in Education
"Hopefully" causes confusion and problems for most who use, hear, or read it. Once upon a time, Robert Louis Stevenson's words "to travel hopefully is a better thing than to arrive" had but one clear meaning, and that was to travel with hope. It is incorrect to use "hopefully" to mean "to hope for." That brings a whole different meaning to Stevenson's famous wordsDifficulty:ModerateInstructio

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