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How can javascript upload a blob?
...d mean the problem is server-side. In my case, my blob exceeded the http://www.php.net/manual/en/ini.core.php#ini.upload-max-filesize and post_max_size limit in PHP.INI so the file was leaving the front end form but getting rejected by the server. You could either increase this value directly in PHP...
Pro JavaScript programmer interview questions (with answers) [closed]
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Because JavaScript is such a small language, yet with incredible complexity, you should be able to ask relatively basic questions and find out if they are really that good based on their answers. For instance, my standard first question to gauge the rest of the interview is:
In JavaSc...
When should I use a NoSQL database instead of a relational database? Is it okay to use both on the s
...tional databases.
But, there are limitations on speed and scaling when it comes to massive high availability data stores. For example, Google and Amazon have terabytes of data stored in big data centers. Querying and inserting is not performant in these scenarios because of the blocking/schema/tra...
Good ways to manage a changelog using git?
...Another useful tag is --graph, which visually shows you which branches the commits are on.
– Eruant
Jul 21 '14 at 16:39
46
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Python logging: use milliseconds in time format
By default logging.Formatter('%(asctime)s') prints with the following format:
10 Answers
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Convert array of strings into a string in Java
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(Java 8 and above):
String str = String.join(",", arr);
And if you're coming from the Android angle:
String str = TextUtils.join(",", arr);
You can modify the above depending on what characters, if any, you want in between strings.
You may see near identical code to the pre-Java 8 code but ...
Binding arrow keys in JS/jQuery
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By far best answer. Uses e.which like jQuery recommends for cross-browser, uses e.preventDefault() instead of return false (return false on a jQuery event handler triggers both e.preventDefault() and e.stopPropagation(), the second of which is going to cause any later add...
How to template If-Else structures in data-bound views?
...bservable. Here is a post that I wrote on this topic a while back: http://www.knockmeout.net/2011/03/quick-tip-dynamically-changing.html. In your scenario, it might look like:
<td data-bind="template: $root.getCellTemplate"></td>
<script id="cellEditTmpl" type="text/html">
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How to do something to each file in a directory with a batch script
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Command line usage:
for /f %f in ('dir /b c:\') do echo %f
Batch file usage:
for /f %%f in ('dir /b c:\') do echo %%f
Update: if the directory contains files with space in the names, you need to change the delimiter the...
What does void mean in C, C++, and C#?
Looking to get the fundamentals on where the term " void " comes from, and why it is called void. The intention of the question is to assist someone who has no C experience, and is suddenly looking at a C-based codebase.
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