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mysql - SQL: deleting tables with prefix

How to delete my tables who all have the prefix myprefix_? Note: need to execute it in phpMyAdmin See Question&Answers more detail:os...

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awk - How to show only next line after the matched one?

grep -A1 'blah' logfile Thanks to this command for every line that has 'blah' in it, I get the output of ... only show next line in the output. See Question&Answers more detail:os...

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Detect text area in an image using python and opencv

I want to detect the text area of images using python 2.7 and opencv 2.4.9 and draw a rectangle area around ... to do this will be appreciated. See Question&Answers more detail:os...

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ruby on rails - How do I use gems with Ubuntu?

I recently upgraded to Ubuntu 9.04 and I have issues using gems. I installed Ruby, Rubygems and Rails using apt ... that the gem commands work? See Question&Answers more detail:os...

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typescript - How can I define an array of objects?

I am creating an array of objects in TypeScript: userTestStatus xxxx = { "0": { "id": 0, "name": ... like userTestStatus[3].nammme by mistake. See Question&Answers more detail:os...

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gitignore - git ignore all files of a certain type, except those in a specific subfolder

I have a directory structure like this: root folder1 abc.json def.json somedir more.json folder2 qwe.json ... for a certain subdirectory? See Question&Answers more detail:os...

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javascript - Difference between document.addEventListener and window.addEventListener?

While using PhoneGap, it has some default JavaScript code that uses document.addEventListener, but I have my own code ... is better to use? See Question&Answers more detail:os...

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javascript - Convert 2:1 equirectangular panorama to cube map

I'm currently working on a simple 3D panorama viewer for a website. For mobile performance reasons I'm using ... Support is also still spotty. See Question&Answers more detail:os...

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node.js - convert streamed buffers to utf8-string

I want to make a HTTP-request using node.js to load some text from a webserver. Since the response can contain ... data does not suit my needs. See Question&Answers more detail:os...

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browser - How to detect the device orientation using CSS media queries?

In JavaScript the orientation mode can be detected using: if (window.innerHeight > window.innerWidth) { portrait = true; } ... > height) { ... } See Question&Answers more detail:os...

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swift - AlamoFire asynchronous completionHandler for JSON request

Having used the AlamoFire framework I've noticed that the completionHandler is run on the main thread. Im wondering if ... ); } }); } See Question&Answers more detail:os...

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c# - Locking pattern for proper use of .NET MemoryCache

I assume this code has concurrency issues: const string CacheKey = "CacheKey"; static string GetCachedData() { string ... } } } } } See Question&Answers more detail:os...

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c# - How can I get the baseurl of site?

I want to write a little helper method which returns the base URL of the site. This is what I came up with ... of? Can anyone improve upon this? See Question&Answers more detail:os...

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pointers - Meaning of *& and **& in C++

I found these symbols in a function declaration several times, but I don't know what they mean. Example: void raccogli_dati( ... = V[j][i]; } See Question&Answers more detail:os...

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cocoa - using dispatch_sync in Grand Central Dispatch

Can anyone explain with really clear use cases what the purpose of dispatch_sync in GCD is for? I can't understand ... have to use this. Thanks! See Question&Answers more detail:os...

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python - requirements.txt vs setup.py

I started working with Python. I've added requirements.txt and setup.py to my project. But, I am still ... files truly intended to be used? See Question&Answers more detail:os...

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What are the default color values for the Holo theme on Android 4.0?

Does anyone have access to a list of the default colours used in the Holo them (light and dark) on ... something a little more accurate. See Question&Answers more detail:os...

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data structures - Test whether a list contains a specific value in Clojure

What is the best way to test whether a list contains a given value in Clojure? In particular, the behaviour of ... a standard way to do this? See Question&Answers more detail:os...

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Is there any reason to use C instead of C++ for embedded development?

Question I have two compilers on my hardware C++ and C89 I'm thinking about using C++ with classes but ... answer that made me think most. See Question&Answers more detail:os...

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c# - How to declare a local variable in Razor?

I am developing a web application in asp.net mvc 3. I am very new to it. In a view using razor, I'd ... this doesn't work. Is this possible? See Question&Answers more detail:os...

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javascript - Chrome debugging - break on next click event

We have a button. Click events are handled by a 3rd party framework, however, the framework is buggy somehow. ... by the 3rd party framework? See Question&Answers more detail:os...

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How to access the contents of a vector from a pointer to the vector in C++?

I have a pointer to a vector. Now, how can I read the contents of the vector through pointer? See Question&Answers more detail:os...

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node.js - Difference between MongoDB and Mongoose

I wanted to use the mongodb database, but I noticed that there are two different databases with either their own ... look very similar to me. See Question&Answers more detail:os...

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java - How to set JFrame to appear centered, regardless of monitor resolution?

While working with Java, I find it hard to position my main window in the center of the screen when I ... vertical alignment is also welcome. See Question&Answers more detail:os...

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Java 8 Supplier & Consumer explanation for the layperson

As a non-Java programmer learning Java, I am reading about Supplier and Consumer interfaces at the moment. And ... enough for my understanding. See Question&Answers more detail:os...

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How to make a Java Generic method static?

The following is a snippet on how to make a java generic class to append a single item to an array. How can I ... ] = item; return result; } } See Question&Answers more detail:os...

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c++ - Determine if map contains a value for a key?

What is the best way to determine if a STL map contains a value for a given key? #include <map> ... Does something along these lines exist? See Question&Answers more detail:os...

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sql - PostgreSQL - fetch the row which has the Max value for a column

I'm dealing with a Postgres table (called "lives") that contains records with columns for time_stamp, usr_id, transaction_id, ... ', 3, 3, 1); See Question&Answers more detail:os...

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