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sql - How to measure the execution time of a query on Spark

I need to measure the execution time of query on Apache spark (Bluemix). What I tried: import time startTimeQuery = ... to when I see the table. See Question&Answers more detail:os...

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r - ggplot2: Drop unused factors in a faceted bar plot but not have differing bar widths between facets

df <- structure(list(ID = structure(c(1L, 1L, 1L, 1L, 1L, 2L, 2L, 2L, 2L, 2L, 2L, 3L, 3L, 3L ... out. Koshke has posted some examples of this. See Question&Answers more detail:os...

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javascript - How to replace the entire html webpage with ajax response?

Before going to the specific question I need to explain a few basic steps. First, the application in question deals ... , errorThrown); } }); See Question&Answers more detail:os...

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AXV2 doesn't have any integer multiplications with sources larger than 32-bit. It does offer 32 x 32 -> ... Mysticial explains in the comments. See Question&Answers more detail:os...

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javascript - Regex to grab strings between square brackets

I have the following string: pass[1][2011-08-21][total_passes] How would I extract the items between the square ... ]/); console.log(result); See Question&Answers more detail:os...

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Find numbers after specific text in a string with RegEx

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SignalR - How do I disable WebSockets

I upgraded to .NET 4.5, now SignalR seems insistent on using WebSockets in Firefox/Chrome - even though I'm only on ... " version="0.4.1" /> See Question&Answers more detail:os...

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c# - Filtering an ObservableCollection?

When I bind a ListBox directly to an ObservableCollection I get the real-time updates displayed in my ListBox, ... set the .ItemsSource again? See Question&Answers more detail:os...

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vb.net - Why is True equal to -1

I was wondering why True is equal to -1 and not 1. If I remember correctly (back in the days) in C, " ... .WriteLine(f) ' 0 Console.ReadLine() See Question&Answers more detail:os...

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redirect - how to follow meta refreshes in Python

Python's urllib2 follows 3xx redirects to get the final content. Is there a way to make urllib2 (or some other ... for the refresh meta tags? See Question&Answers more detail:os...

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c++ - how to add zlib to an existing qt installation

How can I add zlib to an existing installation of Qt. I m pretty new in this so please give me detailed ... Thanks for your help in advance! See Question&Answers more detail:os...

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openssl - Adding an intermediate certificates to a pkcs12 file

I have a certificate that has the following chain of certification: Entrust->My CA->My Issuing CA->My JBoss ... even if this is possible? See Question&Answers more detail:os...

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java - Modifying existing excel using jxl

I m not able to edit the existing excel sheet using jxl. It always creates a new one. Can anyone please ... Please give a small sample code. See Question&Answers more detail:os...

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Autostart html5 video using android 4 browser

I want to auto-start android html5 video using android 4 ice cream sandwich browser. I tried many java-script ... this issue on Android 4. See Question&Answers more detail:os...

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r - geom_tile and facet_grid/facet_wrap for same height of tiles

Using ggplot, I would like represent a graph tile with panel, but with same height tile for each panel. I have ... , and sorry for my English ! See Question&Answers more detail:os...

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python - How can I slice each element of a numpy array of strings?

Numpy has some very useful string operations, which vectorize the usual Python string operations. Compared to these ... way to achieve this? See Question&Answers more detail:os...

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c# - The content type application/xml;charset=utf-8 of the response message does not match the content type of the binding (text/xml; charset=utf-8)

I trying to consume a WCF web service using stand alone application. I am able to view ... 2012ProjectsG2TestAppG2TestAppProgram.cs:line 57} See Question&Answers more detail:os...

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c++ - How do I make an image resize to scale in Qt?

I made a class called ImageLabel which extends QLabel. I want it to keep the size ratio of the image that it is ... (); return a.exec(); } See Question&Answers more detail:os...

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javascript - What is the syntax to do a cross-domain XMLHTTPREQUEST to an FTP server?

I have an webDav CORS plugin, which I can use to POST/PUT/GET/REMOVE/ALLDOCS files on a webDav server. ... together. EDIT Maybe also useful link See Question&Answers more detail:os...

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python - Link to a specific location in a Flask template

In HTML I can link directly to a specific location on a page, assuming there's an element with the given ... a specific location in a template? See Question&Answers more detail:os...

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android - Bluetooth Connection failed "java.io.IOException: read failed, socket might closed or timeout, read ret: -1"

I am trying to connect devices through my app installed in Nexus 5.I want to make an app like rainbow ... ? any help would be appreciated See Question&Answers more detail:os...

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c# - Can I use NotifyIcon in WPF?

I want to minimizing application to system tray using WPF. Is "NotifyIcon" is the only way to achieve this result? If ... ); this.Hide(); } } See Question&Answers more detail:os...

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c++ - Can different GCC dialects be linked together?

I know that in principle this is probably undefined behaviour, but in the interest of dealing with a large project, here's ... 4.2.2 and 4.6. See Question&Answers more detail:os...

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javascript - doPostback failing in IE 11+ Windows 8.1

I am getting blank page in IE 11 in Windows 8.1 Preview.After Inspecting the page I assumed that following code might be ... //]]> </script> --> See Question&Answers more detail:os...

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jquery - Invoke ColdFusion function using AJAX

I need to invoke a ColdFusion function(present in a .cfm file) when the user clicks on a link. And I ... in this regard is appreciated. Cheers. See Question&Answers more detail:os...

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Javascript,calling child window function from opener doesn't work

I'm developing a web application that opens a popup using windows.open(..). I need to call a function on ... message. Thanks in advance. Kenia See Question&Answers more detail:os...

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php - new mysqli(): how to intercept an 'unable to connect' error?

I'm doing this (yes, I'm using wrong connection data, it's to force a connection error ) try { ... a problem with the database connection ? See Question&Answers more detail:os...

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