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## For which values of lambda do the following vectors form a linearly independent set in R^3

I've seen this same question, but asking for linearly dependent, not linearly independent. V_1= \left(a,\, \frac{-1}{2}, \,\frac{-1}{2}\right),\;\; V_2= \left(\frac{-1}{2},\, a, ...

## Why wouldn't you use explicit annotations when defining controllers in AngularJS?

I am new to AngularJS and learning about the two styles of writing controller functions. It seems as though the only reason someone would not use explicit annotations is to save time, which doesn't ...

## using mouseover to show search input type

I'm trying to achieve a jquery function, by mouseoever a submit button, I want my search input type to appear, the same kind of effect as a slideToggle. I don't want to use width toggle because I ...

2 answers | 9 secs ago by mmdwc on stackoverflow.com

## Utility of the Derivative of Laplace Transforms for ODE's

Many texts discuss the derivative of Laplace transform $dF(s)/ds$. In general, differentiation of a Laplace is equivalent to multiplying the original function by $t$, and vice versa. So, if ...

Consider the differential operators $\dfrac{\partial}{\partial z}$ and $\dfrac{\partial}{\partial \bar{z} }$ defined by $\frac{\partial}{\partial z} = \frac {1}{2} (\frac{\partial}{\partial x} - ... 5 answers ## How to interpret an 'if' nested within another 'if'? Source: p 153, Letters to a Law Student, 1 ed (2006), by McBride Section 2 of the Theft Act 1968 (title: “ ‘Dishonestly’ ”) provides that: (1) A person’s appropriation of property ... 0 answers ## Why AbsoluteLayout is not working in Jar? I am using eclipse and Java 1.6. I've a JPanel and set its layout to null. Everything looks fine when I run it in Eclipse. But if I create a jar file and run the jar, the same code looks like this: ... 1 answer ## Spring Security (Java Config) Login - Return Different URL Based on User Role I want to return different pages when the user logs into the system based on their role. I have this method for logging-in, but I don't know how return different URL's. @Override protected void ... 2 answers ## Background Worker Running Twice on bw_DoWork() and bw_ProgressChanged() when using textBox1.AppendText() I'm using Visual Studio 2013 and I can't figure out why the bw_ProgressChanged() runs twice when I use the textBox1.AppendText(). Also the bw_DoWork() runs twice. The code is just a copy paste from ... 2 answers | 40 secs ago by Pabinator on stackoverflow.com 1 answer ## How to set limit when spliting data from csv in Perl There is a csv file called file.csv like this: (this is just an example) Name,Alias,Phone,email,address rob,rob,534235,rob@example.com,US,UK nik,nik,976784,nik@example.com,nik@foram.org,UK ... 1 answers | 45 secs ago by user10 on stackoverflow.com 2 answers ## 14.10: VirtualBox “No suitable module for running kernel found”, Cannot Find Kernel Source After the 14.10 update to VirtualBox, I can no longer run my boxes. Of note, running sudo service virtualbox status returns VirtualBox kernel module is not loaded and running sudo service virtualbox ... 2 answers | 48 secs ago by CommonsWare on askubuntu.com 0 answers ## How to enhance wireless signal on 3rd floor? Scenario: 3 floor townhouse (top floor, middle floor, first floor AND basement) Verizon Fios Wireless Modem/Router in basement The 4 ethernet ports on the router are connected to various ethernet ... 0 answers ## Is it Possible to chained synchronous request with volley? I have to download a large amount of data (around 60000 records) and if I do it with a single request the app is not responding. I've thought about doing chained requests, so bring on the first ... 6 answers ## Is soy milk easy to get in Western Europe? I am allergic to dairy, and have soy milk instead. Is it something that's easy to buy in Western Europe, or should I look into bringing some with me? The countries we are visiting are: England, ... 0 answers ## How to create menu & sub Menu in smart device app in visual studio 2008 I am new to the smart device application in visual studio 2008. I have to create a smart device app which will have menu & sub menu at the top (similar to desktop application). Once user clicks on ... 1 answer ## Custom ActionBar NullPointerException Sorry for my english. I have TabActivity and I want create custom action bar, but have this error: 04-25 20:11:17.777: E/AndroidRuntime(8083): java.lang.RuntimeException: Unable to start ... 0 answers ## What is the DFT of… We have$DFT_n(a_0,a_1,...,a_{n-1})=(b_0,...,b_{n-1})$. [Definition] Now after we put zeros we will get: **$DFT_{2n}(0,a_0,0,a_1,0,....,a_{n-1})$** What is the answer in terms of$b$-s?? What I get ... 1 answer ## How can I be considered bloodied while above half HP? Is there any consistent way for a character to count as bloodied for bonuses such as Vampire regeneration and Dragonborn attack boosts? 1 answers | 1 min ago by Bob Watkins on rpg.stackexchange.com 0 answers ## Cant use <merge /> layout I dont know why but i cant use the <merge />tag. If i use it i get the following: 04-25 20:24:32.639: E/AndroidRuntime(29299): java.lang.RuntimeException: Unable to start activity ... 0 answers ## boost converter load problem I am designing a boost converter for wind turbin, with load 12Vdc, 2A. Before I install my boost converter on my windturbin, I putt a test to make sure it work properly. So I use this circuit to ... 0 answers ## PHP - Trouble making my cms work for sub-folders Im trying to write a cms but im coming across an issue when it comes to hosting a server from a subfolder. For example: mysite.com/cms/index.php Im trying to make it so it automatically allocates ... 0 answers ## Установка Ubuntu 15.04 на место 14.04 LTS рядом с Windows 8.1 (Dual-Boot) Приветствую всех! Прошу совета в следующем вопросе: имеется SSD на который установлена Windows 8.1, а так же HDD, от которого отрезан кусок и отдан под Ubuntu 14.04 LTS. Загрузчик (GRUB) установлен ... 0 answers ## AVL Tree traversal result displayed on multiple lines in JTextArea - Java public class AVLTree { public static String inorderTraversal = " "; private static void inorder(AVLNode btree) { if (btree != null) { inorder(btree.left); ... 3 answers ## Set that is bounded but not totally bounded: Reading textbook I've been reading a Real Analysis textbook that my friend loaned to me. I have come across a proposition that says that a totally bounded set is bounded, but a bounded set is not always totally ... 18 answers ## What's the correct way to communicate between controllers in AngularJS? What's the correct way to communicate between controllers in AngularJS? I'm currently using a horrible fudge involving 'window': function StockSubgroupCtrl($scope, $http) {$scope.subgroups = ...

18 answers | 1 min ago by chrisdew on stackoverflow.com

## Formatting grep output with awk. Simple case and background case

I'm struggling with this problem. I have this line: mplayer *.* 2>/dev/null | grep Playing which just launchs mplayer and only the line matching Playing filename is printed on screen. This ...