Translations for resolute in French

Here are paragraphs from public domain books translated:
There is ever a flaw, however, in the best laid of human plans, and the murderers of John Openshaw were never to receive the orange pips which would show them that another, as cunning and as resolute as themselves, was upon their track. Very long and very severe were the equinoctial gales that year. We waited long for news of the Lone Star of Savannah, but none ever reached us. We did at last hear that somewhere far out in the Atlantic a shattered stern-post of a boat was seen swinging in the trough of a wave, with the letters "L. S. " carved upon it, and that is all which we shall ever know of the fate of the Lone Star . Comme toujours, les plans humains pèchent par quelque endroit, et les meurtriers de John Openshaw ne reçurent jamais les pépins d’orange qui devaient leur révéler qu’un homme aussi résolu et aussi hardi qu’eux, était lancé à leur poursuite. Cette année-là, la tempête fit rage à l’équinoxe. Nous attendions toujours des nouvelles du Lone Star  ; mais aucune ne nous parvint. Un jour pourtant, nous apprîmes qu’on avait vu là-bas, au loin sur l’Atlantique, flotter entre deux lames l’étambot d’un navire portant les lettres L .  S . C’est là tout ce que nous saurons jamais du Lone Star .
The Adventures of Sherlock Holmes, by Arthur Conan Doyle Les Aventures de Sherlock Holmes, de Arthur Conan Doyle
Varin recoiled before the resolute attitude of the banker, as he muttered: Varin recula, intimidé par l’attitude résolue du banquier, et il mâchonna :
The Extraordinary Adventures of Arsene Lupin, Gentleman Burglar, by Maurice Leblanc Arsène Lupin gentleman-cambrioleur, de Maurice Leblanc