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Unlimited Bash History [closed]
...STSIZE= HISTFILESIZE= results in completely disabling the bash history, at least for me.
– Philipp Ludwig
Feb 27 '17 at 7:53
7
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Change Screen Orientation programmatically using a Button
...oth orientations available is important to the user.
Note: For phones, at least several that I've checked, it only allows the "right side up" portrait mode, however, SENSOR_PORTRAIT works properly on tablets.
Note: this feature was introduced in API Level 9, so if you must support 8 or lower (not ...
What are the Ruby Gotchas a newbie should be warned about? [closed]
...that it was not as simple as I had expected. More precisely, the "rule of least-surprise" did not seem very respected to me (of course this is quite subjective). For example:
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Convert UTC/GMT time to local time
.... And you want to know what local time that was.
1. There are probably at least three 'locals' involved. Local may mean Honolulu, or it may mean where your computer is located, or it may mean the location where your customer is located.
2. If you use the built-in functions to do the conversion, it...
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
... if (dataArray.length() > 0) {
// Ensure the user has at least one friend ...
for (int i = 0; i < dataArray.length(); i++) {
JSONObject jsonObject = dataArray.optJSONObject(i);
FacebookFriend facebookFriend = new FacebookFriend(jsonOb...
When to use setAttribute vs .attribute= in JavaScript?
...net seems to agree that it is a matter of 12 specific cases (for HTML 4 at least). See for instance the following post: drupal.org/node/1420706#comment-6423420
– aaaaaaaaaaaa
Jul 31 '14 at 13:01
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C++ valarray vs. vector
...array is also supposed to eliminate any possibility of aliasing, which (at least theoretically) lets the compiler improve speed because it's more free to store values in registers. In reality, however, I'm not at all sure that any real implementation takes advantage of this to any significant degree...
Where is PATH_MAX defined in Linux?
...m NAME_MAX (and the x-ref'd article in part seems to confuse these two, at least in part). Note: POSIX <limits.h> says: A definition of one of the symbolic constants in the following list shall be omitted from the <limits.h> header […] where the corresponding value is equal to or great...
How to fix a locale setting warning from Perl?
...
@HermannIngjaldsson, at least on Ubuntu (12.10), there was no need to reboot the server (after removing "AcceptEnv LANG LC_*"). I just reloaded ssh config: service ssh reload, which takes a fraction of a second, and doesn't even cause the current ss...
Is Ruby pass by reference or by value?
...y is an object, so Ruby is neither pass by value nor pass by reference, at least in the sense those terms are used in C++. "pass by object reference" might be a better way to describe what Ruby does. In the end though, the best bet might be not to put too much meaning on any of these terms, and just...