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Using “like” wildcard in prepared statement
I am using prepared statements to execute mysql database queries. And I want to implement a search functionality based on a keyword of sorts.
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How to trace the path in a Breadth-First Search?
... queue.append(adjacent)
print bfs(graph, '1', '11')
The above codes are based on the assumption that there's no cycles.
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How do I read a text file of about 2 GB? [duplicate]
...eny opening the file and issue an error message. Why is that? Notepad++ is based on a component (Scintilla) which is geared towards providing rich text viewing, with syntax highlighting and code folding, as opposed to bulk text services. There are necessary trade offs. Loading a 200MB file will requ...
Maintain model of scope when changing between views in AngularJS
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UI Router & UI Router Extras
These two will provide you with state based routing and sticky states, you can tab between states and all information will be saved as the scope "stays alive" so to speak.
Check the documentation on both as it's pretty straight forward, ui router extras also has...
Double Negation in C++
I just came onto a project with a pretty huge code base.
14 Answers
14
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Is there a difference between “==” and “is”?
...docs say,
The default behavior for equality comparison (== and !=) is based on
the identity of the objects. Hence, equality comparison of instances
with the same identity results in equality, and equality comparison of
instances with different identities results in inequality. A
motivat...
How do I write a correct micro-benchmark in Java?
...in the timing phase, because the compiler may junk and recompile the code, based on an earlier optimistic assumption that the path was not going to be used at all. Rule 2 is your first line of defense against such effects.
Rule 6: Use appropriate tools to read the compiler's mind, and expect to be ...
What is the equivalent to a JavaScript setInterval/setTimeout in Android/Java?
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The first answer is definitely the correct answer and is what I based this lambda version off of, which is much shorter in syntax. Since Runnable has only 1 override method "run()", we can use a lambda:
this.m_someBoolFlag = false;
new android.os.Handler().postDelayed(() -> this.m_so...
Is Redis just a cache?
... application without thinking about how you are going to store it in a database.
Lets say we want to build StackOverflow.com. To keep it simple, we need Questions, Answers, Tags and Users.
Modeling Questions, Users and Answers
Each object can be modeled as a Map. For example, a Question is a map...
jQuery - add additional parameters on submit (NOT ajax)
... .attr("name", "mydata").val("bla");
$('#form1').append(input);
is based on the Daff's answer, but added the NAME attribute to let it show in the form collection and changed VALUE to VAL
Also checked the ID of the FORM (form1 in my case)
used the Firefox firebug to check whether the element...