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Is mathematics necessary for programming? [closed]
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I started programming when I was about 9 years old and it would be a stretch to say I had learnt much mathematics by that stage. However, with a bit of effort I was able to understand variables, for loops, goto statements (forgive me, I was Vic 20 BASIC and I hadn't read any Dijkstra yet) and bas...
How to decide between MonoTouch and Objective-C? [closed]
... think you're a dev wuss if it happens that you don't like pointers (or C, etc.). I used to walk around with a copy of the IBM ROM BIOS Pocket Reference, and when I was writing assembly and forcing my computer into funny video modes and writing my own font rendering bits for them and (admittedly tra...
What is the recommended approach towards multi-tenant databases in MongoDB?
... most of the NoSQL dbs I researched (CoachDB, Cassandra, CouchBase Server, etc.) due to the specifics of the database design.
Collections (or buckets or however they call it in different DBs) are not the same thing as security schemas in RDBMS despite they behave as container for documents they ar...
Order of items in classes: Fields, Properties, Constructors, Methods
...r than grouping by visibility or by type of item (field, property, method, etc.), how about grouping by functionality?
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Is there a better Windows Console Window? [closed]
...and line in Windows frustrating, primarily because the console window is wretched to use compared to terminal applications on linux and OS X such as "rxvt", "xterm", or "Terminal". Major complaints:
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Makefiles with source files in different directories
...nal way is to have a Makefile in each of the subdirectories (part1, part2, etc.) allowing you to build them independently. Further, have a Makefile in the root directory of the project which builds everything. The "root" Makefile would look something like the following:
all:
+$(MAKE) -C part1...
Learning Python from Ruby; Differences and Similarities
...you want to allocate some resource (open a file, obtain a database cursor, etc), perform some arbitrary operation on it, and then close it in a safe manner even if an exception occurs.
In Ruby, because blocks are so easy to use (see #9), you would typically code this pattern as a method that takes ...
NoSQL (MongoDB) vs Lucene (or Solr) as your database
...tions, but not vice versa. Grant Ingersoll's post sums it up here.
MongoDB etc. seem to serve a purpose where there is no requirement of searching and/or faceting. It appears to be a simpler and arguably easier transition for programmers detoxing from the RDBMS world. Unless one's used to it Lucene ...
How to quit android application programmatically
...g message
alertDialogBuilder
.setMessage("your message")
.setCancelable(false)
.setPositiveButton("YES"),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int id) {
...
cannot download, $GOPATH not set
...ind this useful if you want to understand the GOPATH layout, customize it, etc.]
The official Go site discusses GOPATH and how to lay out a workspace directory.
export GOPATH="$HOME/your-workspace-dir/" -- run it in your shell, then add it to ~/.bashrc or equivalent so it will be set for you in th...