Asif 14 minutes ago. 1 answers, 0 views backgrounds eso-pic
\myTileWallPaper is defined in the classfile like this \makeatletter \newcommand{\myTileWallPaper}[4]{% \begingroup \setlength{\tileYoffset}{\wpYoffset} \setlength{\tilewidth}{#1}% \setlength{\tileheight}{#2}% \setlength{\tileY}{0pt}% \whiledo{\lengthtest{\tileY < \paperheight}}{% \setlength{\tileX}{0pt}% \setlength{\tileXoffset}{\wpXoffset}% \whiledo{\lengthtest{\tileX < \paperwidth}}{% \put(\LenToUnit{\tileXoffset},\LenToUnit{\tileYoffset}){% \includegraphics[height=\tileheight,width=\tilewidth]{#3}}% \addtolength{\tileX}{\tilewidth} \addtolength{\tileXoffset}{\tilewidth} }% \addtolength{\tileY}{\tileheight} \addtolength{\tileYoffset}{\tileheight} }% \endgroup } \makeatother When I use two \AddToShipoutPictures, LaTeX...

### 2 How to calculate the forces on members of a frame, due to a distributed pressure load?

user3233 14 minutes ago. 2 answers, 0 views structural-engineering statics
I am trying to calculate the force sustained on the three labelled members of this frame (Members 1, 2 & 3). The frame will experience a uniform pressure of 1000 kPa in the area enclosed by the members. It...

### Is “-que” the same as “-ck”?

Tim 33 minutes ago. 2 answers, 0 views spelling suffixes
Is -que the same as -ck? Does it mean something different? For example, is cheque the same as check?

### 1 Group of distance preserving transformations of the plane is isomorphic to $\mathbb{Z} \ltimes \mathbb{Z}$

Lee Wang 1 hours 56 minutes ago. 2 answers, 0 views group-theory finite-groups
"Let $G$ be the group of distance preserving transformations of $\mathbb{R^2}$ which is generated by $(x,y)\mapsto(x+1,y)$and $(x,y)\mapsto(-x,y+1)$. Prove that $G$ is isomorphic to the semidirect product $\mathbb{Z} \ltimes \mathbb{Z}$ where f sends $1$ to the non-trivial automorpism of $\mathbb{Z}$." From...

### 1 using .Equals() failing in Predicatebuilder

Tim 3 hours 26 minutes ago. 0 answers, 0 views c# linq-to-entities predicatebuilder
Hi I am using Predicate builder to build up my where clause. I noticed that it was doing a case sensitive comparison against the entity datasource. Some quick googling implies this is a feature of linqtoentities. so i have had...

### 3 Need help scripting with jar files

user2656801 3 hours 27 minutes ago. 1 answers, 0 views bash java
I need to launch 17 .jar files, one at a time, with a 7 second delay in between each. 3 hours later, I need to kill all java processes, but only those running on surge user. 3 hours later I...

### 6 The UK's “instant” passport service … how long currently to appointment?

Fattie 4 hours 13 minutes ago. 0 answers, 0 views uk passport-renewals
My colleague was wondering if anyone has used the https://www.gov.uk/get-a-passport-urgently/online-premium-service UK's "instant" "online premium" passport service. You apply using that page and (apparently eventually) get it on the spot at an appointment. Right there it says "two days minimum" until...

### how do you pronounce “to” in American Accent in this sentence

Marco Dinatsoli 4 hours 40 minutes ago. 0 answers, 0 views american-english pronunciation american-accent
I have this sentence I have come here to chew ... etc I know that the to in that sentence is pronounced as da in American accent. my question is, is the to is also pronounce as da in this...

### 2 Matching DateObject with Cases

Suite401 4 hours 41 minutes ago. 0 answers, 0 views pattern-matching filtering date-and-time
OK, here is something that is me missing the obvious. I have an Excel spreadsheet consisting of 2 columns and 5 rows. The first column is formatted in Excel as a dd-mmm-yy date. The second column is a string. I...

### 2 How to identify coordinate system of a point in Guinea?

Joseph Bechara 4 hours 42 minutes ago. 0 answers, 0 views coordinate-system latitude-longitude guinea
I need help to identify the coordinate system of the below point in Guinea {"Name":"Simandou", "Latitude":0.29482446877975, "Longitude": 0.08190694324693, "k1":0.22528363047002, "k2":1.4976525821596} I am not able to identify the unit of the Lat and Long but I looked for the Name on...

### 6 What would life be like on a planet with high atmospheric pressure?

princeprince 4 hours 48 minutes ago. 0 answers, 0 views science-based biology planets
I'm effectively looking to change the 'Could' in this question to a 'what' or 'How'. Could higher land-based life exist on a planet with a pressure of about 1 MPa? I'm working on a story in which humans visit a...

### 2 concatenation of regular and DCFL

Rajesh R 4 hours 53 minutes ago. 0 answers, 0 views regular-languages
$S -> AB$ $A -> aA / epsilon$ $B ->aBb / epsilon$ What is the class of language generated by the above grammar ? I think that it generates $a^* a^n b^n | n>=0$ so it should be regular as...

### 1 Empty WMS popup (geoext)

BORUSSEN11 4 hours 54 minutes ago. 0 answers, 0 views wms geoext popup getfeatureinfo
I have a problem with my application and more precisely the pop up that appears empty. controls.push(new OpenLayers.Control.WMSGetFeatureInfo({ autoActivate: true, infoFormat: "application/vnd.ogc.gml", maxFeatures: 3, eventListeners: { "getfeatureinfo": function(e) { var items = []; Ext.each(e.features, function(feature) { items.push({ xtype: "propertygrid", title:...

### 6 \includegraphics and \includepdf both remove all copy (text) from my (R outputted) pdf graphs, using pdfTeX

gakera 4 hours 57 minutes ago. 1 answers, 0 views pdftex pdf graphics
I'm using pdfTeX, Version 3.1415926-1.40.10 (TeX Live 2009) (format=pdflatex 2010.8.30) in TexMaker 2.1 on Mac OSX. I installed the whatever latex packages using the "easier" method at http://guides.macrumors.com/Installing_LaTeX_on_a_Mac - the MacTex batch. I'm outputting some graphs to PDFs in R...

### EXCEL VBA: comparing day & month only from all the date

user3812753 today at 17:49. 0 answers, 0 views excel vba date excel-vba
I am trying to compare only day from the below interval: Sheets("DATA").Range("H:H").NumberFormat = "mm/dd/yyyy hh:mm am/pm" I found myself a solution with this IF function that is included in many other IF's If Sheets("Data").Range("i" & i).Value <> "N/A" And Sheets("Data").Range("K"...

### How to set a certain height for all table-colspans in HTML?

Patrick Dreid today at 17:11. 3 answers, 0 views html css html-table
I want to set/define a certain height for all colspans in my tables automatically. The (empty) colspans just separate the table content visually in every second row (like the screenshot shows). Their height has to be 20px. My very bad...

Enrique today at 17:11. 1 answers, 0 views sql-server powershell
I have the following PowerShell script I am looking to add a header to this results without having a duplicate per each iteration but I am not familiar enough with Powershell if anyone can point me in the right direction...

### Line integral over curve defined piecewise

CAF today at 17:11. 1 answers, 0 views multivariable-calculus

### 3 Proving Sums or Products by Induction

Holly Millican today at 07:14. 3 answers, 215 views sequences-and-series induction education
I am currently teaching Extension 1 Mathematics and seem to be coming unstuck on a few induction questions. $$\sum_{k=1}^n\frac{1}{(2k-1)(2k+1)}=\frac{n}{2n+1}$$ First step is to prove the equation works for "1" - which it does. The second step is to prove the...

### 6 Reuse the apt up part of the apt update and apt upgrade commands to execute both in sequence in just one line

How to reuse the apt up part of the apt update and apt upgrade commands to execute both commands in sequence in just one line without an alias. Something like: apt up{date,grade}.

### 2 What is perfect secrecy?

sam today at 06:50. 3 answers, 880 views perfect-secrecy
I read some similar questions like Simply put, what does “perfect secrecy” mean? (This one defines perfect secrecy as ciphertext conveys no information about the content of the plaintext. Now, problem 2.3 on this assignment asks: show that perfect secrecy...

### 5 Why is number of ways of choosing 0 items from n items 1?

subba today at 06:48. 3 answers, 506 views combinatorics
It seems easy to grasp that number of ways of choosing n items from n items is 1. But I am unable to understand why is it 1 for choosing 0 items.

### 10 A Classic Conundrum

awesomepi today at 06:39. 2 answers, 451 views trivia anagram literature
I had a quick idea for a puzzle that may or may not be too hard to solve, but nothing is too hard for Puzzling SE so let's give it a go. One of my friends gave me a list...