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JPA or JDBC, how are they different?
... standard for connecting to a DB directly and running SQL against it - e.g SELECT * FROM USERS, etc. Data sets can be returned which you can handle in your app, and you can do all the usual things like INSERT, DELETE, run stored procedures, etc. It is one of the underlying technologies behind most...
Determine project root from a running node.js application
...es. The modules are loaded first, and thus at the top of this registry. By selecting the first element of the registry and returning the path before the 'node_modules' directory we are able to determine the root of the application.
It's just one line of code, but for simplicity's sake (my sake), I ...
How do I get a background location update every n minutes in my iOS application?
...following:
Go to Project -> Capabilities -> Background Modes -> select Location updates
Go to Project -> Info -> add a key NSLocationAlwaysUsageDescription with empty value (or optionally any text)
To make location working when your app is in the background and send coordinates to w...
How to 'bulk update' with Django?
...each essentially having the form of the first example above) + the initial SELECT-query.
If every row requires a unique value there is no way to avoid one query per update. Perhaps look into other architectures like CQRS/Event sourcing if you need performance in this latter case.
...
How should I print types like off_t and size_t?
...o I suggest you should first check the length size_t on your platform then select one of them:
if sizeof(size_t) == 4 use PRIu32
if sizeof(size_t) == 8 use PRIu64
And I suggest using stdint types instead of raw data types for consistancy.
...
What is the difference between :focus and :active?
...ferent states.
:focus represents the state when the element is currently selected to receive input and
:active represents the state when the element is currently being activated by the user.
For example let's say we have a <button>. The <button> will not have any state to begin with...
How do I clear a search box with an 'x' in bootstrap 3?
...button) in other browsers, such as Firefox, so Firefox users could instead select the text and press delete, or...
If you really need this nice-to-have feature supported in Firefox, then you could implement one of the other solutions posted here as a polyfill for input[type=search] elements. A poly...
Can I specify multiple users for myself in .gitconfig?
... an arbitrary number of IDs inside a configfile (~/.gitpassport) which are selectable on a prompt. You can find the project at github.com: git-passport - A Git command and hook written in Python to manage multiple Git accounts / user identities.
...
jQuery UI Dialog - missing close icon
... fix it manually with some dom manipulation on the Dialog Open event:
$("#selector").dialog({
open: function() {
$(this).closest(".ui-dialog")
.find(".ui-dialog-titlebar-close")
.removeClass("ui-dialog-titlebar-close")
.html("<span class='ui-button-icon-primar...
Are there any standard exit status codes in Linux?
...tus of 2 to indicate an error, and use an exit status of 1 to mean that no selected lines were found.
– NamshubWriter
Oct 25 '12 at 17:06
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