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Converting A String To Hexadecimal In Java
I am trying to convert a string like "testing123" into hexadecimal form in java. I am currently using BlueJ.
21 Answers
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Fastest check if row exists in PostgreSQL
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How about simply:
select 1 from tbl where userid = 123 limit 1;
where 123 is the userid of the batch that you're about to insert.
The above query will return either an empty set or a single row, depending on whether there are records with the given userid.
If this turns o...
jekyll markdown internal links
...ag. link works for posts, pages, documents in a collection, and files.
{{ site.baseurl }}{% link _collection/name-of-document.md %}
{{ site.baseurl }}{% link _posts/2016-07-26-name-of-post.md %}
{{ site.baseurl }}{% link news/index.html %}
{{ site.baseurl }}{% link /assets/files/doc.pdf %}
Rememb...
How do I run Asynchronous callbacks in Playground
...swered Nov 25 '16 at 10:58
bradd123bradd123
9111 silver badge22 bronze badges
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Insert all values of a table into another table in SQL
...dited Feb 26 '14 at 1:12
hichris123
9,5151212 gold badges5050 silver badges6666 bronze badges
answered Apr 21 '10 at 9:35
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How do I fetch a single model in Backbone?
...ers with the hashbang in your URL like so, http://www.mydomain.com/#clocks/123 , but it should work even if you haven't yet.
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virtualenv --no-site-packages and pip still finding global packages?
I was under the impression that virtualenv --no-site-packages would create a completely separate and isolated Python environment, but it doesn't seem to.
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Where to put Gradle configuration (i.e. credentials) that should not be committed?
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~/.gradle/gradle.properties:
mavenUser=admin
mavenPassword=admin123
build.gradle:
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authentication(userName: mavenUser, password: mavenPassword)
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“Variable” variables in Javascript?
... try using eval():
var data = "testVariable";
eval("var temp_" + data + "=123;");
alert(temp_testVariable);
Or using the window object:
var data = "testVariable";
window["temp_" + data] = 123;
alert(window["temp_" + data]);
http://www.hiteshagrawal.com/javascript/dynamic-variables-in-javascrip...
Passing enum or object through an intent (the best solution)
...add another option for the new paradigm. Here we can make use of extension functions and reified types (which retains the type when compiling).
inline fun <reified T : Enum<T>> Intent.putExtra(victim: T): Intent =
putExtra(T::class.java.name, victim.ordinal)
inline fun <reified ...