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What does “./bin/www” do in Express 4.x?
...via the Node.js file. The Node.js file is ./bin/www in this case. For more info, visit the official documentation.
Neither the bin directory nor the extensionless www file is mandatory for creating an Express app or starting the app. They are just suggestions made by the generator, so feel free to ...
How can you find the height of text on an HTML canvas?
...th
var w = ctx.measureText(message).width;
// New function gets the other info we need
var h = getTextHeight(font);
testLine(ctx, x, y, w, 'red');
testLine(ctx, x, y + h.ascent, w, 'green');
testLine(ctx, x, y + h.height, w, 'blue');
...
Difference between binary semaphore and mutex
...ey - occupy the toilet - at
the time. When finished, the person
gives (frees) the key to the next
person in the queue.
Officially: "Mutexes are typically
used to serialise access to a section
of re-entrant code that cannot be
executed concurrently by more than one
thread. A mutex...
How do I obtain a Query Execution Plan in SQL Server?
... I interpret a query execution plan?
This is a topic worthy enough for a (free) book in its own right.
See also:
Execution Plan Basics
SHOWPLAN Permission and Transact-SQL Batches
SQL Server 2008 – Using Query Hashes and Query Plan Hashes
Analyzing the SQL Server Plan Cache
...
Where could I buy a valid SSL certificate? [closed]
...u say you are, and the issuer has verified that to be true.
You can get a free SSL certificate signed, for example, by StartSSL. This is an improvement on self-signed certificates, because your end-users would stop getting warning pop-ups informing them of a suspicious certificate on your end. Howe...
How to check sbt version?
...it is a multi-module project for each module.
$ sbt 'inspect sbtVersion'
[info] Set current project to jacek (in build file:/Users/jacek/)
[info] Setting: java.lang.String = 0.13.1
[info] Description:
[info] Provides the version of sbt. This setting should be not be modified.
[info] Provided by:
...
How to set JVM parameters for Junit Unit Tests?
... the build process. To my knowledge, there is no way of connecting these - although I'm happy to be told otherwise. Is this something you have knowledge of / have done - in which case, can you share how to do it?
– amaidment
Sep 28 '11 at 11:44
...
Is there a standard naming convention for XML elements? [closed]
...a programming language: some will argue for a style, others will defend an alternative. The only consensus I saw is: "Choose one style and be consistent"!
I just note that lot of XML dialects just use lowercase names (SVG, Ant, XHTML...).
I don't get the "no spaces in attributes values" rule. Some...
Programmatically retrieve memory usage on iPhone
...lt;mach/mach.h>
// ...
void report_memory(void) {
struct task_basic_info info;
mach_msg_type_number_t size = TASK_BASIC_INFO_COUNT;
kern_return_t kerr = task_info(mach_task_self(),
TASK_BASIC_INFO,
(task_info_t)&info,
...
Using IPython notebooks under version control
...ltering for a specific git repository, simply create inside it a file .git/info/attributes, with
**.ipynb filter=
as content. Clearly, in the same way it is possible to do the opposite: enable the filtering only for a specific repository.
the code is now maintained in its own git repo
if the...