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Getting Java version at runtime
... every JVM. There are two possible formats for it:
Java 8 or lower: 1.6.0_23, 1.7.0, 1.7.0_80, 1.8.0_211
Java 9 or higher: 9.0.1, 11.0.4, 12, 12.0.1
Here is a trick to extract the major version: If it is a 1.x.y_z version string, extract the character at index 2 of the string. If it is a x.y.z v...
java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
...encode(
"urlParameterString",
java.nio.charset.StandardCharsets.UTF_8.toString()
)
);
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Eclipse: Enable autocomplete / content assist
... Change the default in Auto activation triggers for Java to ._abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ stackoverflow.com/questions/1959946/…
– ftvs
Nov 6 '13 at 3:52
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Invert “if” statement to reduce nesting
... clearer. For example:
double getPayAmount() {
double result;
if (_isDead) result = deadAmount();
else {
if (_isSeparated) result = separatedAmount();
else {
if (_isRetired) result = retiredAmount();
else result = normalPayAmount();
};
...
jQuery Validate Plugin - Trigger validation of single field
...e end so it looked for me $("#Form").data('validator').element('input[name=__Suburb]').valid(); I believe that if you do not select it by ID this might be required.
– Mihai P.
Jan 15 '15 at 0:10
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Build the full path filename in Python
...
This works fine:
os.path.join(dir_name, base_filename + "." + filename_suffix)
Keep in mind that os.path.join() exists only because different operating systems use different path separator characters. It smooths over that difference so cross-platform code d...
What characters are allowed in DOM IDs? [duplicate]
...ype ID MUST match the Name production.
NameStartChar ::= ":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] |
[#xD8-#xF6] | [#xF8-#x2FF] |
[#x370-#x37D] | [#x37F-#x1FFF] |
[#x200C-#x200D] | [#x2070-#x218F] |
...
Node.js app can't run on port 80 even though there's no other process blocking the port
...
Short answer: You can allow node access to that port using:
setcap 'cap_net_bind_service=+ep' /path/to/nodejs
long answer
Edit:
May not work on new node versions
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Convert SVG image to PNG with PHP
...ck:
$usmap = '/path/to/blank/us-map.svg';
$im = new Imagick();
$svg = file_get_contents($usmap);
/*loop to color each state as needed, something like*/
$idColorArray = array(
"AL" => "339966"
,"AK" => "0099FF"
...
,"WI" => "FF4B00"
,"WY" => "A3609B"
);
foreach($i...
'Java' is not recognized as an internal or external command
...
You need to configure your environment variables, JAVA_HOME and PATH.
JAVA_HOME must contain the path to java, and you should add %JAVA_HOME%\bin to PATH
Alternatively, you can simply add to your PATH the whole path to the bin folder, without the JAVA_HOME variable, however, t...